201220123120332 has 24 divisors (see below), whose sum is σ = 469725782276016. Its totient is φ = 67043065564608.

The previous prime is 201220123120321. The next prime is 201220123120343. The reversal of 201220123120332 is 233021321022102.

It is an interprime number because it is at equal distance from previous prime (201220123120321) and next prime (201220123120343).

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, 3788573443 + ... + 3788626554.

It is an arithmetic number, because the mean of its divisors is an integer number (19571907594834).

Almost surely, 2^{201220123120332} is an apocalyptic number.

It is an amenable number.

201220123120332 is an abundant number, since it is smaller than the sum of its proper divisors (268505659155684).

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

201220123120332 is a wasteful number, since it uses less digits than its factorization.

201220123120332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7577202217 (or 7577202215 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 201220123120332 its reverse (233021321022102), we get a palindrome (434241444142434).

The spelling of 201220123120332 in words is "two hundred one trillion, two hundred twenty billion, one hundred twenty-three million, one hundred twenty thousand, three hundred thirty-two".