101022002111121 has 32 divisors (see below), whose sum is σ = 165784861347840. Its totient is φ = 53284670420544.

The previous prime is 101022002111083. The next prime is 101022002111131. The reversal of 101022002111121 is 121111200220101.

It is a happy number.

It is not a de Polignac number, because 101022002111121 - 2³⁹ = 100472246297233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101022002111121.

It is not an unprimeable number, because it can be changed into a prime (101022002111131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3036900 + ... + 14535018.

It is an arithmetic number, because the mean of its divisors is an integer number (5180776917120).

Almost surely, 2^{101022002111121} is an apocalyptic number.

It is an amenable number.

101022002111121 is a deficient number, since it is larger than the sum of its proper divisors (64762859236719).

101022002111121 is a wasteful number, since it uses less digits than its factorization.

101022002111121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11530325.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101022002111121 its reverse (121111200220101), we get a palindrome (222133202331222).

The spelling of 101022002111121 in words is "one hundred one trillion, twenty-two billion, two million, one hundred eleven thousand, one hundred twenty-one".