102010021211010 has 128 divisors (see below), whose sum is σ = 283921209123840. Its totient is φ = 23196176928000.

The previous prime is 102010021210997. The next prime is 102010021211113. The reversal of 102010021211010 is 10112120010201.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 79909012 + ... + 81175551.

It is an arithmetic number, because the mean of its divisors is an integer number (2218134446280).

Almost surely, 2^{102010021211010} is an apocalyptic number.

102010021211010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102010021211010 is an abundant number, since it is smaller than the sum of its proper divisors (181911187912830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102010021211010 is a wasteful number, since it uses less digits than its factorization.

102010021211010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161084704.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 102010021211010 its reverse (10112120010201), we get a palindrome (112122141221211).

The spelling of 102010021211010 in words is "one hundred two trillion, ten billion, twenty-one million, two hundred eleven thousand, ten".