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1310122201200 = 243521091768501
BaseRepresentation
bin10011000100001001010…
…111100101000001110000
311122020122200001112212220
4103010021113211001300
5132431112240414300
62441510053321040
7163440022653141
oct23041127450160
94566580045786
101310122201200
1146568a91182a
12191ab1336180
139670c1cc6c7
14475a5a3bac8
152412c8c0da0
hex131095e5070

1310122201200 has 60 divisors (see below), whose sum is σ = 4196758121688. Its totient is φ = 349365920000.

The previous prime is 1310122201081. The next prime is 1310122201211. The reversal of 1310122201200 is 21022210131.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1310122201200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 545883051 + ... + 545885450.

Almost surely, 21310122201200 is an apocalyptic number.

1310122201200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1310122201200 is an abundant number, since it is smaller than the sum of its proper divisors (2886635920488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1310122201200 is a wasteful number, since it uses less digits than its factorization.

1310122201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091768522 (or 1091768511 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1310122201200 its reverse (21022210131), we get a palindrome (1331144411331).

The spelling of 1310122201200 in words is "one trillion, three hundred ten billion, one hundred twenty-two million, two hundred one thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 40 48 50 60 75 80 100 120 150 200 240 300 400 600 1200 1091768501 2183537002 3275305503 4367074004 5458842505 6550611006 8734148008 10917685010 13101222012 16376527515 17468296016 21835370020 26202444024 27294212525 32753055030 43670740040 52404888048 54588425050 65506110060 81882637575 87341480080 109176850100 131012220120 163765275150 218353700200 262024440240 327530550300 436707400400 655061100600 1310122201200