20233210131212 has 12 divisors (see below), whose sum is σ = 38131819093536. Its totient is φ = 9338404675920.

The previous prime is 20233210131203. The next prime is 20233210131217. The reversal of 20233210131212 is 21213101233202.

It is not an unprimeable number, because it can be changed into a prime (20233210131217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194550097364 + ... + 194550097467.

It is an arithmetic number, because the mean of its divisors is an integer number (3177651591128).

Almost surely, 2^{20233210131212} is an apocalyptic number.

It is an amenable number.

20233210131212 is a deficient number, since it is larger than the sum of its proper divisors (17898608962324).

20233210131212 is a wasteful number, since it uses less digits than its factorization.

20233210131212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389100194848 (or 389100194846 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 20233210131212 its reverse (21213101233202), we get a palindrome (41446311364414).

The spelling of 20233210131212 in words is "twenty trillion, two hundred thirty-three billion, two hundred ten million, one hundred thirty-one thousand, two hundred twelve".