101202111011021 has 16 divisors (see below), whose sum is σ = 101611968238080. Its totient is φ = 100793293429680.

The previous prime is 101202111011017. The next prime is 101202111011059. The reversal of 101202111011021 is 120110111202101.

It is a cyclic number.

It is not a de Polignac number, because 101202111011021 - 2² = 101202111011017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101202111010987 and 101202111011005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101202111011011) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 498866216 + ... + 499069038.

It is an arithmetic number, because the mean of its divisors is an integer number (6350748014880).

Almost surely, 2^{101202111011021} is an apocalyptic number.

It is an amenable number.

101202111011021 is a deficient number, since it is larger than the sum of its proper divisors (409857227059).

101202111011021 is a wasteful number, since it uses less digits than its factorization.

101202111011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205376.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 101202111011021 its reverse (120110111202101), we get a palindrome (221312222213122).

The spelling of 101202111011021 in words is "one hundred one trillion, two hundred two billion, one hundred eleven million, eleven thousand, twenty-one".