101020553102 has 16 divisors (see below), whose sum is σ = 174541701120. Its totient is φ = 42953620248.

The previous prime is 101020553071. The next prime is 101020553113. The reversal of 101020553102 is 201355020101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28406702 + ... + 28410257.

It is an arithmetic number, because the mean of its divisors is an integer number (10908856320).

Almost surely, 2^101020553102 is an apocalyptic number.

101020553102 is a deficient number, since it is larger than the sum of its proper divisors (73521148018).

101020553102 is a wasteful number, since it uses less digits than its factorization.

101020553102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56817095.

The product of its (nonzero) digits is 300, while the sum is 20.

Adding to 101020553102 its reverse (201355020101), we get a palindrome (302375573203).

The spelling of 101020553102 in words is "one hundred one billion, twenty million, five hundred fifty-three thousand, one hundred two".