102122020012010 has 32 divisors (see below), whose sum is σ = 183940933030992. Its totient is φ = 40821854924800.

The previous prime is 102122020011997. The next prime is 102122020012049. The reversal of 102122020012010 is 10210020221201.

It can be written as a sum of positive squares in 8 ways, for example, as 96154753057609 + 5967266954401 = 9805853^2 + 2442799^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 533309444 + ... + 533500896.

Almost surely, 2^{102122020012010} is an apocalyptic number.

102122020012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102122020012010 is a deficient number, since it is larger than the sum of its proper divisors (81818913018982).

102122020012010 is a wasteful number, since it uses less digits than its factorization.

102122020012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226378.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102122020012010 its reverse (10210020221201), we get a palindrome (112332040233211).

The spelling of 102122020012010 in words is "one hundred two trillion, one hundred twenty-two billion, twenty million, twelve thousand, ten".