20203212023312 has 20 divisors (see below), whose sum is σ = 39288165086976. Its totient is φ = 10064330710560.

The previous prime is 20203212023303. The next prime is 20203212023333. The reversal of 20203212023312 is 21332021230202.

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, 2329701848 + ... + 2329710519.

Almost surely, 2^{20203212023312} is an apocalyptic number.

It is an amenable number.

20203212023312 is a deficient number, since it is larger than the sum of its proper divisors (19084953063664).

20203212023312 is a wasteful number, since it uses less digits than its factorization.

20203212023312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4659412646 (or 4659412640 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 20203212023312 its reverse (21332021230202), we get a palindrome (41535233253514).

The spelling of 20203212023312 in words is "twenty trillion, two hundred three billion, two hundred twelve million, twenty-three thousand, three hundred twelve".