201056075403 has 16 divisors (see below), whose sum is σ = 271114561440. Its totient is φ = 132517794816.

The previous prime is 201056075377. The next prime is 201056075419. The reversal of 201056075403 is 304570650102.

It is not a de Polignac number, because 201056075403 - 2⁸ = 201056075147 is a prime.

It is a super-2 number, since 2×201056075403² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201056075453) 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, 3036951 + ... + 3102447.

It is an arithmetic number, because the mean of its divisors is an integer number (16944660090).

Almost surely, 2^201056075403 is an apocalyptic number.

201056075403 is a deficient number, since it is larger than the sum of its proper divisors (70058486037).

201056075403 is a wasteful number, since it uses less digits than its factorization.

201056075403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77086.

The product of its (nonzero) digits is 25200, while the sum is 33.

The spelling of 201056075403 in words is "two hundred one billion, fifty-six million, seventy-five thousand, four hundred three".