102031012033102 has 4 divisors (see below), whose sum is σ = 153046518049656. Its totient is φ = 51015506016550.

The previous prime is 102031012033099. The next prime is 102031012033163. The reversal of 102031012033102 is 201330210130201.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 102031012033102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25507753008274 + ... + 25507753008277.

It is an arithmetic number, because the mean of its divisors is an integer number (38261629512414).

Almost surely, 2^{102031012033102} is an apocalyptic number.

102031012033102 is a deficient number, since it is larger than the sum of its proper divisors (51015506016554).

102031012033102 is an equidigital number, since it uses as much as digits as its factorization.

102031012033102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51015506016553.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 102031012033102 its reverse (201330210130201), we get a palindrome (303361222163303).

The spelling of 102031012033102 in words is "one hundred two trillion, thirty-one billion, twelve million, thirty-three thousand, one hundred two".