20332211211212 has 6 divisors (see below), whose sum is σ = 35581369619628. Its totient is φ = 10166105605604.

The previous prime is 20332211211187. The next prime is 20332211211227. The reversal of 20332211211212 is 21211211223302.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2541526401398 + ... + 2541526401405.

It is an arithmetic number, because the mean of its divisors is an integer number (5930228269938).

Almost surely, 2^{20332211211212} is an apocalyptic number.

It is an amenable number.

20332211211212 is a deficient number, since it is larger than the sum of its proper divisors (15249158408416).

20332211211212 is a wasteful number, since it uses less digits than its factorization.

20332211211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5083052802807 (or 5083052802805 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 20332211211212 its reverse (21211211223302), we get a palindrome (41543422434514).

The spelling of 20332211211212 in words is "twenty trillion, three hundred thirty-two billion, two hundred eleven million, two hundred eleven thousand, two hundred twelve".