401225000311 has 4 divisors (see below), whose sum is σ = 401258579152. Its totient is φ = 401191421472.

The previous prime is 401225000287. The next prime is 401225000381. The reversal of 401225000311 is 113000522104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401225000311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401225000381) 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, 16771491 + ... + 16795396.

It is an arithmetic number, because the mean of its divisors is an integer number (100314644788).

Almost surely, 2^401225000311 is an apocalyptic number.

401225000311 is a deficient number, since it is larger than the sum of its proper divisors (33578841).

401225000311 is a wasteful number, since it uses less digits than its factorization.

401225000311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33578840.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 401225000311 its reverse (113000522104), we get a palindrome (514225522415).

The spelling of 401225000311 in words is "four hundred one billion, two hundred twenty-five million, three hundred eleven", and thus it is an aban number.