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1202310131010 = 23540077004367
BaseRepresentation
bin10001011111101111010…
…001001010110101000010
311020221101001121220222020
4101133233101022311002
5124144312343143020
62320200022422310
7152602236330612
oct21375721126502
94227331556866
101202310131010
114239957a777a
12175023291996
13894ba099231
1442299272a42
152141c90dc40
hex117ef44ad42

1202310131010 has 16 divisors (see below), whose sum is σ = 2885544314496. Its totient is φ = 320616034928.

The previous prime is 1202310130993. The next prime is 1202310131023. The reversal of 1202310131010 is 101310132021.

It is a happy number.

It is a super-2 number, since 2×12023101310102 (a number of 25 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20038502154 + ... + 20038502213.

It is an arithmetic number, because the mean of its divisors is an integer number (180346519656).

Almost surely, 21202310131010 is an apocalyptic number.

1202310131010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1202310131010 is an abundant number, since it is smaller than the sum of its proper divisors (1683234183486).

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

1202310131010 is a wasteful number, since it uses less digits than its factorization.

1202310131010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40077004377.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1202310131010 its reverse (101310132021), we get a palindrome (1303620263031).

The spelling of 1202310131010 in words is "one trillion, two hundred two billion, three hundred ten million, one hundred thirty-one thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 40077004367 80154008734 120231013101 200385021835 240462026202 400770043670 601155065505 1202310131010