102021211202110 has 64 divisors (see below), whose sum is σ = 197421197460480. Its totient is φ = 37837141303680.

The previous prime is 102021211202087. The next prime is 102021211202123. The reversal of 102021211202110 is 11202112120201.

It is a congruent number.

It is an unprimeable number.

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, 419561665 + ... + 419804755.

It is an arithmetic number, because the mean of its divisors is an integer number (3084706210320).

Almost surely, 2^{102021211202110} is an apocalyptic number.

102021211202110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102021211202110 is a deficient number, since it is larger than the sum of its proper divisors (95399986258370).

102021211202110 is a wasteful number, since it uses less digits than its factorization.

102021211202110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290161.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102021211202110 its reverse (11202112120201), we get a palindrome (113223323322311).

The spelling of 102021211202110 in words is "one hundred two trillion, twenty-one billion, two hundred eleven million, two hundred two thousand, one hundred ten".