202002221220111 has 48 divisors (see below), whose sum is σ = 342355720084000. Its totient is φ = 116996761552896.

The previous prime is 202002221220083. The next prime is 202002221220119. The reversal of 202002221220111 is 111022122200202.

It is a happy number.

202002221220111 is a `hidden beast` number, since 20 + 200 + 2 + 221 + 220 + 1 + 1 + 1 = 666.

It is not a de Polignac number, because 202002221220111 - 2⁷ = 202002221219983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202002221220119) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 995581786 + ... + 995784663.

Almost surely, 2^{202002221220111} is an apocalyptic number.

202002221220111 is a deficient number, since it is larger than the sum of its proper divisors (140353498863889).

202002221220111 is a wasteful number, since it uses less digits than its factorization.

202002221220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991366505 (or 1991366482 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 202002221220111 its reverse (111022122200202), we get a palindrome (313024343420313).

The spelling of 202002221220111 in words is "two hundred two trillion, two billion, two hundred twenty-one million, two hundred twenty thousand, one hundred eleven".