202012222222111 has 16 divisors (see below), whose sum is σ = 236502756302400. Its totient is φ = 168929622385920.

The previous prime is 202012222222079. The next prime is 202012222222163. The reversal of 202012222222111 is 111222222210202.

It is a cyclic number.

It is not a de Polignac number, because 202012222222111 - 2⁵ = 202012222222079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202012252222111) 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, 142103065 + ... + 143517613.

It is an arithmetic number, because the mean of its divisors is an integer number (14781422268900).

Almost surely, 2^{202012222222111} is an apocalyptic number.

202012222222111 is a deficient number, since it is larger than the sum of its proper divisors (34490534080289).

202012222222111 is a wasteful number, since it uses less digits than its factorization.

202012222222111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1912194.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 202012222222111 its reverse (111222222210202), we get a palindrome (313234444432313).

The spelling of 202012222222111 in words is "two hundred two trillion, twelve billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred eleven".