20132011123312 has 40 divisors (see below), whose sum is σ = 42753417927552. Its totient is φ = 9107544868800.

The previous prime is 20132011123297. The next prime is 20132011123321. The reversal of 20132011123312 is 21332111023102.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271020748 + ... + 271095019.

Almost surely, 2^{20132011123312} is an apocalyptic number.

20132011123312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20132011123312 is an abundant number, since it is smaller than the sum of its proper divisors (22621406804240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20132011123312 is a wasteful number, since it uses less digits than its factorization.

20132011123312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542115997 (or 542115991 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 20132011123312 its reverse (21332111023102), we get a palindrome (41464122146414).

The spelling of 20132011123312 in words is "twenty trillion, one hundred thirty-two billion, eleven million, one hundred twenty-three thousand, three hundred twelve".