203245220352 has 40 divisors (see below), whose sum is σ = 541457973936. Its totient is φ = 67748406272.

The previous prime is 203245220351. The next prime is 203245220357. The reversal of 203245220352 is 253022542302.

It is not an unprimeable number, because it can be changed into a prime (203245220351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66159018 + ... + 66162089.

Almost surely, 2^203245220352 is an apocalyptic number.

It is an amenable number.

203245220352 is an abundant number, since it is smaller than the sum of its proper divisors (338212753584).

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

203245220352 is an equidigital number, since it uses as much as digits as its factorization.

203245220352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132321128 (or 132321112 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 203245220352 its reverse (253022542302), we get a palindrome (456267762654).

The spelling of 203245220352 in words is "two hundred three billion, two hundred forty-five million, two hundred twenty thousand, three hundred fifty-two".