203121114113403 has 48 divisors (see below), whose sum is σ = 310738064757120. Its totient is φ = 127500635996928.

The previous prime is 203121114113399. The next prime is 203121114113419. The reversal of 203121114113403 is 304311411121302.

203121114113403 is a `hidden beast` number, since 2 + 0 + 3 + 1 + 211 + 1 + 41 + 1 + 3 + 403 = 666.

It is not a de Polignac number, because 203121114113403 - 2² = 203121114113399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (203121115113403) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12641251 + ... + 23791667.

It is an arithmetic number, because the mean of its divisors is an integer number (6473709682440).

Almost surely, 2^{203121114113403} is an apocalyptic number.

203121114113403 is a deficient number, since it is larger than the sum of its proper divisors (107616950643717).

203121114113403 is a wasteful number, since it uses less digits than its factorization.

203121114113403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11151096 (or 11151093 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

Adding to 203121114113403 its reverse (304311411121302), we get a palindrome (507432525234705).

The spelling of 203121114113403 in words is "two hundred three trillion, one hundred twenty-one billion, one hundred fourteen million, one hundred thirteen thousand, four hundred three".