102131023133 has 8 divisors (see below), whose sum is σ = 107538412800. Its totient is φ = 96726840768.

The previous prime is 102131023129. The next prime is 102131023157. The reversal of 102131023133 is 331320131201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102131023133 - 2² = 102131023129 is a prime.

It is a super-2 number, since 2×102131023133² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102131023193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 736316 + ... + 863957.

It is an arithmetic number, because the mean of its divisors is an integer number (13442301600).

Almost surely, 2^102131023133 is an apocalyptic number.

It is an amenable number.

102131023133 is a deficient number, since it is larger than the sum of its proper divisors (5407389667).

102131023133 is a wasteful number, since it uses less digits than its factorization.

102131023133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603651.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 102131023133 its reverse (331320131201), we get a palindrome (433451154334).

The spelling of 102131023133 in words is "one hundred two billion, one hundred thirty-one million, twenty-three thousand, one hundred thirty-three".