131001413223344 has 20 divisors (see below), whose sum is σ = 253823842649520. Its totient is φ = 65498486088000.

The previous prime is 131001413223299. The next prime is 131001413223397. The reversal of 131001413223344 is 443322314100131.

It is a super-2 number, since 2×131001413223344² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 131001413223344.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138295964 + ... + 139239995.

It is an arithmetic number, because the mean of its divisors is an integer number (12691192132476).

Almost surely, 2^{131001413223344} is an apocalyptic number.

It is an amenable number.

131001413223344 is a deficient number, since it is larger than the sum of its proper divisors (122822429426176).

131001413223344 is a wasteful number, since it uses less digits than its factorization.

131001413223344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277565468 (or 277565462 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 131001413223344 its reverse (443322314100131), we get a palindrome (574323727323475).

The spelling of 131001413223344 in words is "one hundred thirty-one trillion, one billion, four hundred thirteen million, two hundred twenty-three thousand, three hundred forty-four".