102011000020031 has 8 divisors (see below), whose sum is σ = 105424263820800. Its totient is φ = 98605397868120.

The previous prime is 102011000020021. The next prime is 102011000020049. The reversal of 102011000020031 is 130020000110201.

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 102011000020031 - 2¹⁰ = 102011000019007 is a prime.

It is a super-2 number, since 2×102011000020031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102011000019994 and 102011000020021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102011000020021) 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, 1915385141 + ... + 1915438398.

It is an arithmetic number, because the mean of its divisors is an integer number (13178032977600).

Almost surely, 2^{102011000020031} is an apocalyptic number.

102011000020031 is a deficient number, since it is larger than the sum of its proper divisors (3413263800769).

102011000020031 is an equidigital number, since it uses as much as digits as its factorization.

102011000020031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3830824429.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 102011000020031 its reverse (130020000110201), we get a palindrome (232031000130232).

The spelling of 102011000020031 in words is "one hundred two trillion, eleven billion, twenty thousand, thirty-one".