20042400222412 has 12 divisors (see below), whose sum is σ = 35076774360040. Its totient is φ = 10020464690976.

The previous prime is 20042400222359. The next prime is 20042400222433. The reversal of 20042400222412 is 21422200424002.

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, 183793737 + ... + 183902752.

Almost surely, 2^{20042400222412} is an apocalyptic number.

It is an amenable number.

20042400222412 is a deficient number, since it is larger than the sum of its proper divisors (15034374137628).

20042400222412 is a wasteful number, since it uses less digits than its factorization.

20042400222412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367710120 (or 367710118 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 20042400222412 its reverse (21422200424002), we get a palindrome (41464600646414).

The spelling of 20042400222412 in words is "twenty trillion, forty-two billion, four hundred million, two hundred twenty-two thousand, four hundred twelve".