20113211113232 has 40 divisors (see below), whose sum is σ = 39008328711936. Its totient is φ = 10046550479616.

The previous prime is 20113211113181. The next prime is 20113211113241. The reversal of 20113211113232 is 23231111231102.

It is a happy number.

It is a super-2 number, since 2×20113211113232² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20113211113198 and 20113211113207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67270853 + ... + 67569179.

Almost surely, 2^{20113211113232} is an apocalyptic number.

It is an amenable number.

20113211113232 is a deficient number, since it is larger than the sum of its proper divisors (18895117598704).

20113211113232 is a wasteful number, since it uses less digits than its factorization.

20113211113232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302535 (or 302529 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 20113211113232 its reverse (23231111231102), we get a palindrome (43344322344334).

The spelling of 20113211113232 in words is "twenty trillion, one hundred thirteen billion, two hundred eleven million, one hundred thirteen thousand, two hundred thirty-two".