201000121032 has 32 divisors (see below), whose sum is σ = 518709991680. Its totient is φ = 64838748480.

The previous prime is 201000120977. The next prime is 201000121043. The reversal of 201000121032 is 230121000102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 201000120999 and 201000121017.

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, 135079983 + ... + 135081470.

It is an arithmetic number, because the mean of its divisors is an integer number (16209687240).

Almost surely, 2^201000121032 is an apocalyptic number.

It is an amenable number.

201000121032 is an abundant number, since it is smaller than the sum of its proper divisors (317709870648).

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

201000121032 is a wasteful number, since it uses less digits than its factorization.

201000121032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270161493 (or 270161489 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 201000121032 its reverse (230121000102), we get a palindrome (431121121134).

The spelling of 201000121032 in words is "two hundred one billion, one hundred twenty-one thousand, thirty-two".