400201103331 has 12 divisors (see below), whose sum is σ = 580466887000. Its totient is φ = 265693677120.

The previous prime is 400201103327. The next prime is 400201103413. The reversal of 400201103331 is 133301102004.

400201103331 is a `hidden beast` number, since 400 + 201 + 1 + 0 + 33 + 31 = 666.

It is not a de Polignac number, because 400201103331 - 2² = 400201103327 is a prime.

It is a super-2 number, since 2×400201103331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400201103311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92252581 + ... + 92256918.

Almost surely, 2^400201103331 is an apocalyptic number.

400201103331 is a deficient number, since it is larger than the sum of its proper divisors (180265783669).

400201103331 is a wasteful number, since it uses less digits than its factorization.

400201103331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184509746 (or 184509743 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 400201103331 its reverse (133301102004), we get a palindrome (533502205335).

The spelling of 400201103331 in words is "four hundred billion, two hundred one million, one hundred three thousand, three hundred thirty-one".