102002331321231 has 32 divisors (see below), whose sum is σ = 165362631148800. Its totient is φ = 55120877038080.

The previous prime is 102002331321227. The next prime is 102002331321277. The reversal of 102002331321231 is 132123133200201.

It is not a de Polignac number, because 102002331321231 - 2² = 102002331321227 is a prime.

It is a super-2 number, since 2×102002331321231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102002331321221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4784787696 + ... + 4784809013.

It is an arithmetic number, because the mean of its divisors is an integer number (5167582223400).

Almost surely, 2^{102002331321231} is an apocalyptic number.

102002331321231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

102002331321231 is a deficient number, since it is larger than the sum of its proper divisors (63360299827569).

102002331321231 is a wasteful number, since it uses less digits than its factorization.

102002331321231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9569596759.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 102002331321231 its reverse (132123133200201), we get a palindrome (234125464521432).

The spelling of 102002331321231 in words is "one hundred two trillion, two billion, three hundred thirty-one million, three hundred twenty-one thousand, two hundred thirty-one".