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101310031200 = 25352717354727
BaseRepresentation
bin101111001011010001…
…1000110010101100000
3100200111110200211012210
41132112203012111200
53124440331444300
6114312521322120
710214362025310
oct1362643062540
9320443624183
10101310031200
1139a68964a14
1217774636340
13972704a531
144c91033440
15297e25c050
hex17968c6560

101310031200 has 288 divisors, whose sum is σ = 399043459584. Its totient is φ = 21794365440.

The previous prime is 101310031181. The next prime is 101310031289. The reversal of 101310031200 is 2130013101.

It is a super-5 number, since 5×1013100312005 (a number of 56 digits) contains 55555 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 108237 + ... + 462963.

It is an arithmetic number, because the mean of its divisors is an integer number (1385567568).

Almost surely, 2101310031200 is an apocalyptic number.

101310031200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101310031200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199521729792).

101310031200 is an abundant number, since it is smaller than the sum of its proper divisors (297733428384).

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

101310031200 is a wasteful number, since it uses less digits than its factorization.

101310031200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354774 (or 354761 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 101310031200 its reverse (2130013101), we get a palindrome (103440044301).

The spelling of 101310031200 in words is "one hundred one billion, three hundred ten million, thirty-one thousand, two hundred".