203030302231101 has 32 divisors (see below), whose sum is σ = 281845279710720. Its totient is φ = 129896841461184.

The previous prime is 203030302231093. The next prime is 203030302231147. The reversal of 203030302231101 is 101132203030302.

203030302231101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 203030302231101 - 2³ = 203030302231093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203030302231151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7519971 + ... + 21508383.

It is an arithmetic number, because the mean of its divisors is an integer number (8807664990960).

Almost surely, 2^{203030302231101} is an apocalyptic number.

It is an amenable number.

203030302231101 is a deficient number, since it is larger than the sum of its proper divisors (78814977479619).

203030302231101 is a wasteful number, since it uses less digits than its factorization.

203030302231101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13990425.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 203030302231101 its reverse (101132203030302), we get a palindrome (304162505261403).

The spelling of 203030302231101 in words is "two hundred three trillion, thirty billion, three hundred two million, two hundred thirty-one thousand, one hundred one".