121122021202 has 16 divisors (see below), whose sum is σ = 223609885632. Its totient is φ = 47916403920.

The previous prime is 121122021193. The next prime is 121122021271. The reversal of 121122021202 is 202120221121.

It is a happy number.

121122021202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332752624 + ... + 332752987.

It is an arithmetic number, because the mean of its divisors is an integer number (13975617852).

Almost surely, 2^121122021202 is an apocalyptic number.

121122021202 is a deficient number, since it is larger than the sum of its proper divisors (102487864430).

121122021202 is a wasteful number, since it uses less digits than its factorization.

121122021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665505633.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121122021202 its reverse (202120221121), we get a palindrome (323242242323).

The spelling of 121122021202 in words is "one hundred twenty-one billion, one hundred twenty-two million, twenty-one thousand, two hundred two".