20122101012004 has 24 divisors (see below), whose sum is σ = 36450164710400. Its totient is φ = 9712050447456.

The previous prime is 20122101011993. The next prime is 20122101012037. The reversal of 20122101012004 is 40021010122102.

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, 535257354 + ... + 535294945.

Almost surely, 2^{20122101012004} is an apocalyptic number.

It is an amenable number.

20122101012004 is a deficient number, since it is larger than the sum of its proper divisors (16328063698396).

20122101012004 is a wasteful number, since it uses less digits than its factorization.

20122101012004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070552467 (or 1070552465 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20122101012004 its reverse (40021010122102), we get a palindrome (60143111134106).

The spelling of 20122101012004 in words is "twenty trillion, one hundred twenty-two billion, one hundred one million, twelve thousand, four".