31400423302311 has 12 divisors (see below), whose sum is σ = 51835619419792. Its totient is φ = 17943099029856.

The previous prime is 31400423302267. The next prime is 31400423302331. The reversal of 31400423302311 is 11320332400413.

It is a happy number.

31400423302311 is a `hidden beast` number, since 3 + 1 + 4 + 0 + 0 + 42 + 3 + 302 + 311 = 666.

It is not a de Polignac number, because 31400423302311 - 2¹⁰ = 31400423301287 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 (31400423302331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 249209708686 + ... + 249209708811.

Almost surely, 2^{31400423302311} is an apocalyptic number.

31400423302311 is a deficient number, since it is larger than the sum of its proper divisors (20435196117481).

31400423302311 is a wasteful number, since it uses less digits than its factorization.

31400423302311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498419417510 (or 498419417507 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 31400423302311 its reverse (11320332400413), we get a palindrome (42720755702724).

The spelling of 31400423302311 in words is "thirty-one trillion, four hundred billion, four hundred twenty-three million, three hundred two thousand, three hundred eleven".