20130232111000 has 512 divisors, whose sum is σ = 53757304473600. Its totient is φ = 6991595520000.

The previous prime is 20130232110977. The next prime is 20130232111019. The reversal of 20130232111000 is 11123203102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4229926621 + ... + 4229931379.

It is an arithmetic number, because the mean of its divisors is an integer number (104994735300).

Almost surely, 2^{20130232111000} is an apocalyptic number.

20130232111000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20130232111000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26878652236800).

20130232111000 is an abundant number, since it is smaller than the sum of its proper divisors (33627072362600).

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

20130232111000 is a wasteful number, since it uses less digits than its factorization.

20130232111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5028 (or 5014 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 20130232111000 its reverse (11123203102), we get a palindrome (20141355314102).

The spelling of 20130232111000 in words is "twenty trillion, one hundred thirty billion, two hundred thirty-two million, one hundred eleven thousand".