20221022012204 has 12 divisors (see below), whose sum is σ = 38108849176944. Its totient is φ = 9332779390224.

The previous prime is 20221022012197. The next prime is 20221022012239. The reversal of 20221022012204 is 40221022012202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194432903912 + ... + 194432904015.

It is an arithmetic number, because the mean of its divisors is an integer number (3175737431412).

Almost surely, 2^{20221022012204} is an apocalyptic number.

It is an amenable number.

20221022012204 is a deficient number, since it is larger than the sum of its proper divisors (17887827164740).

20221022012204 is a wasteful number, since it uses less digits than its factorization.

20221022012204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388865807944 (or 388865807942 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 20221022012204 its reverse (40221022012202), we get a palindrome (60442044024406).

The spelling of 20221022012204 in words is "twenty trillion, two hundred twenty-one billion, twenty-two million, twelve thousand, two hundred four".