131202321001000 has 64 divisors (see below), whose sum is σ = 307066903303680. Its totient is φ = 52471787860800.

The previous prime is 131202321000997. The next prime is 131202321001123. The reversal of 131202321001000 is 100123202131.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5679804 + ... + 17165803.

It is an arithmetic number, because the mean of its divisors is an integer number (4797920364120).

Almost surely, 2^{131202321001000} is an apocalyptic number.

131202321001000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131202321001000 is an abundant number, since it is smaller than the sum of its proper divisors (175864582302680).

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

131202321001000 is a wasteful number, since it uses less digits than its factorization.

131202321001000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22851371 (or 22851357 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 131202321001000 its reverse (100123202131), we get a palindrome (131302444203131).

The spelling of 131202321001000 in words is "one hundred thirty-one trillion, two hundred two billion, three hundred twenty-one million, one thousand".