20130233334132 has 48 divisors (see below), whose sum is σ = 50225928766272. Its totient is φ = 6252838924800.

The previous prime is 20130233334121. The next prime is 20130233334139. The reversal of 20130233334132 is 23143333203102.

It is a self number, because there is not a number n which added to its sum of digits gives 20130233334132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20130233334139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 488482438 + ... + 488523645.

It is an arithmetic number, because the mean of its divisors is an integer number (1046373515964).

Almost surely, 2^{20130233334132} is an apocalyptic number.

It is an amenable number.

20130233334132 is an abundant number, since it is smaller than the sum of its proper divisors (30095695432140).

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

20130233334132 is a wasteful number, since it uses less digits than its factorization.

20130233334132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977006208 (or 977006206 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 20130233334132 its reverse (23143333203102), we get a palindrome (43273566537234).

The spelling of 20130233334132 in words is "twenty trillion, one hundred thirty billion, two hundred thirty-three million, three hundred thirty-four thousand, one hundred thirty-two".