203312230200120 has 64 divisors (see below), whose sum is σ = 609957909504000. Its totient is φ = 54214708595328.

The previous prime is 203312230200097. The next prime is 203312230200127. The reversal of 203312230200120 is 21002032213302.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203312230200127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26005240 + ... + 32907399.

It is an arithmetic number, because the mean of its divisors is an integer number (9530592336000).

Almost surely, 2^{203312230200120} is an apocalyptic number.

203312230200120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203312230200120 is an abundant number, since it is smaller than the sum of its proper divisors (406645679303880).

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

203312230200120 is a wasteful number, since it uses less digits than its factorization.

203312230200120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58941412 (or 58941408 counting only the distinct ones).

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

Adding to 203312230200120 its reverse (21002032213302), we get a palindrome (224314262413422).

The spelling of 203312230200120 in words is "two hundred three trillion, three hundred twelve billion, two hundred thirty million, two hundred thousand, one hundred twenty".