201123331332 has 144 divisors (see below), whose sum is σ = 624196621440. Its totient is φ = 49166853120.

The previous prime is 201123331327. The next prime is 201123331363. The reversal of 201123331332 is 233133321102.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 409207 + ... + 754782.

It is an arithmetic number, because the mean of its divisors is an integer number (4334698760).

Almost surely, 2^201123331332 is an apocalyptic number.

201123331332 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

201123331332 is an abundant number, since it is smaller than the sum of its proper divisors (423073290108).

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

201123331332 is a wasteful number, since it uses less digits than its factorization.

201123331332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164042 (or 1164029 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 201123331332 its reverse (233133321102), we get a palindrome (434256652434).

The spelling of 201123331332 in words is "two hundred one billion, one hundred twenty-three million, three hundred thirty-one thousand, three hundred thirty-two".