20042211213 has 64 divisors (see below), whose sum is σ = 30440079360. Its totient is φ = 13031020800.

The previous prime is 20042211169. The next prime is 20042211221. The reversal of 20042211213 is 31211224002.

It is a happy number.

20042211213 is a `hidden beast` number, since 20 + 0 + 422 + 11 + 213 = 666.

It is not a de Polignac number, because 20042211213 - 2⁸ = 20042210957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20042211113) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 94986678 + ... + 94986888.

It is an arithmetic number, because the mean of its divisors is an integer number (475626240).

Almost surely, 2^20042211213 is an apocalyptic number.

It is an amenable number.

20042211213 is a deficient number, since it is larger than the sum of its proper divisors (10397868147).

20042211213 is a wasteful number, since it uses less digits than its factorization.

20042211213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687 (or 681 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 20042211213 its reverse (31211224002), we get a palindrome (51253435215).

The spelling of 20042211213 in words is "twenty billion, forty-two million, two hundred eleven thousand, two hundred thirteen".