401253251231303 has 4 divisors (see below), whose sum is σ = 401253297571200. Its totient is φ = 401253204891408.

The previous prime is 401253251231291. The next prime is 401253251231323. The reversal of 401253251231303 is 303132152352104.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 401253251231303 - 2²⁴ = 401253234454087 is a prime.

It is a super-2 number, since 2×401253251231303² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401253251231323) 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, 5881703 + ... + 28932696.

It is an arithmetic number, because the mean of its divisors is an integer number (100313324392800).

Almost surely, 2^{401253251231303} is an apocalyptic number.

401253251231303 is a deficient number, since it is larger than the sum of its proper divisors (46339897).

401253251231303 is a wasteful number, since it uses less digits than its factorization.

401253251231303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46339896.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 401253251231303 in words is "four hundred one trillion, two hundred fifty-three billion, two hundred fifty-one million, two hundred thirty-one thousand, three hundred three".