201220122202 has 32 divisors (see below), whose sum is σ = 334900500480. Its totient is φ = 89905324080.

The previous prime is 201220122179. The next prime is 201220122211. The reversal of 201220122202 is 202221022102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542199 + ... + 834517.

It is an arithmetic number, because the mean of its divisors is an integer number (10465640640).

Almost surely, 2^201220122202 is an apocalyptic number.

201220122202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201220122202 is a deficient number, since it is larger than the sum of its proper divisors (133680378278).

201220122202 is a wasteful number, since it uses less digits than its factorization.

201220122202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292866.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 201220122202 its reverse (202221022102), we get a palindrome (403441144304).

The spelling of 201220122202 in words is "two hundred one billion, two hundred twenty million, one hundred twenty-two thousand, two hundred two".