121022331101 has 16 divisors (see below), whose sum is σ = 148847973120. Its totient is φ = 96030938880.

The previous prime is 121022331071. The next prime is 121022331113. The reversal of 121022331101 is 101133220121.

It is a cyclic number.

It is not a de Polignac number, because 121022331101 - 2¹⁴ = 121022314717 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 121022331101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121022331601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8328761 + ... + 8343278.

It is an arithmetic number, because the mean of its divisors is an integer number (9302998320).

Almost surely, 2^121022331101 is an apocalyptic number.

It is an amenable number.

121022331101 is a deficient number, since it is larger than the sum of its proper divisors (27825642019).

121022331101 is a wasteful number, since it uses less digits than its factorization.

121022331101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16672124.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 121022331101 its reverse (101133220121), we get a palindrome (222155551222).

The spelling of 121022331101 in words is "one hundred twenty-one billion, twenty-two million, three hundred thirty-one thousand, one hundred one".