202022221112 has 32 divisors (see below), whose sum is σ = 383401226880. Its totient is φ = 99782185440.

The previous prime is 202022221099. The next prime is 202022221129. The reversal of 202022221112 is 211122220202.

It is a happy number.

It is a congruent number.

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, 8662187 + ... + 8685477.

It is an arithmetic number, because the mean of its divisors is an integer number (11981288340).

Almost surely, 2^202022221112 is an apocalyptic number.

It is an amenable number.

202022221112 is a deficient number, since it is larger than the sum of its proper divisors (181379005768).

202022221112 is a wasteful number, since it uses less digits than its factorization.

202022221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36443 (or 36439 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202022221112 its reverse (211122220202), we get a palindrome (413144441314).

The spelling of 202022221112 in words is "two hundred two billion, twenty-two million, two hundred twenty-one thousand, one hundred twelve".