101102110021 has 8 divisors (see below), whose sum is σ = 110479209984. Its totient is φ = 91756009920.

The previous prime is 101102110019. The next prime is 101102110027. The reversal of 101102110021 is 120011201101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101102110021 - 2¹ = 101102110019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101102110027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7743141 + ... + 7756186.

It is an arithmetic number, because the mean of its divisors is an integer number (13809901248).

Almost surely, 2^101102110021 is an apocalyptic number.

101102110021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

101102110021 is a deficient number, since it is larger than the sum of its proper divisors (9377099963).

101102110021 is a wasteful number, since it uses less digits than its factorization.

101102110021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15499931.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 101102110021 its reverse (120011201101), we get a palindrome (221113311122).

The spelling of 101102110021 in words is "one hundred one billion, one hundred two million, one hundred ten thousand, twenty-one".