20001112130032 has 40 divisors (see below), whose sum is σ = 42277500553392. Its totient is φ = 9090893606400.

The previous prime is 20001112130017. The next prime is 20001112130099. The reversal of 20001112130032 is 23003121110002.

It is a super-2 number, since 2×20001112130032² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 20001112129988 and 20001112130015.

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, 168019 + ... + 6326962.

Almost surely, 2^{20001112130032} is an apocalyptic number.

20001112130032 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20001112130032 is an abundant number, since it is smaller than the sum of its proper divisors (22276388423360).

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

20001112130032 is a wasteful number, since it uses less digits than its factorization.

20001112130032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6512497 (or 6512491 counting only the distinct ones).

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

Adding to 20001112130032 its reverse (23003121110002), we get a palindrome (43004233240034).

The spelling of 20001112130032 in words is "twenty trillion, one billion, one hundred twelve million, one hundred thirty thousand, thirty-two".