31322231321011 has 8 divisors (see below), whose sum is σ = 31373022733920. Its totient is φ = 31271447254848.

The previous prime is 31322231321009. The next prime is 31322231321041. The reversal of 31322231321011 is 11012313222313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 31322231321011 - 2¹ = 31322231321009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31322231321041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6729415 + ... + 10388911.

It is an arithmetic number, because the mean of its divisors is an integer number (3921627841740).

Almost surely, 2^{31322231321011} is an apocalyptic number.

31322231321011 is a deficient number, since it is larger than the sum of its proper divisors (50791412909).

31322231321011 is a wasteful number, since it uses less digits than its factorization.

31322231321011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3673373.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 31322231321011 its reverse (11012313222313), we get a palindrome (42334544543324).

The spelling of 31322231321011 in words is "thirty-one trillion, three hundred twenty-two billion, two hundred thirty-one million, three hundred twenty-one thousand, eleven".