20130102232032 has 96 divisors (see below), whose sum is σ = 57022150953600. Its totient is φ = 6181262599680.

The previous prime is 20130102231989. The next prime is 20130102232069. The reversal of 20130102232032 is 23023220103102.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15812782 + ... + 17038317.

It is an arithmetic number, because the mean of its divisors is an integer number (593980739100).

Almost surely, 2^{20130102232032} is an apocalyptic number.

It is an amenable number.

20130102232032 is an abundant number, since it is smaller than the sum of its proper divisors (36892048721568).

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

20130102232032 is a wasteful number, since it uses less digits than its factorization.

20130102232032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32851616 (or 32851608 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20130102232032 its reverse (23023220103102), we get a palindrome (43153322335134).

The spelling of 20130102232032 in words is "twenty trillion, one hundred thirty billion, one hundred two million, two hundred thirty-two thousand, thirty-two".