101122021201021 has 4 divisors (see below), whose sum is σ = 106444232843200. Its totient is φ = 95799809558844.

The previous prime is 101122021200857. The next prime is 101122021201133. The reversal of 101122021201021 is 120102120221101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101122021201021 - 2³³ = 101113431266429 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101122021200986 and 101122021201004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101122021202021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2661105821061 + ... + 2661105821098.

It is an arithmetic number, because the mean of its divisors is an integer number (26611058210800).

Almost surely, 2^{101122021201021} is an apocalyptic number.

It is an amenable number.

101122021201021 is a deficient number, since it is larger than the sum of its proper divisors (5322211642179).

101122021201021 is an equidigital number, since it uses as much as digits as its factorization.

101122021201021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5322211642178.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 101122021201021 its reverse (120102120221101), we get a palindrome (221224141422122).

The spelling of 101122021201021 in words is "one hundred one trillion, one hundred twenty-two billion, twenty-one million, two hundred one thousand, twenty-one".