2321122031011 has 16 divisors (see below), whose sum is σ = 2656969727488. Its totient is φ = 1986341616000.

The previous prime is 2321122030973. The next prime is 2321122031093. The reversal of 2321122031011 is 1101302211232.

It is not a de Polignac number, because 2321122031011 - 2⁷ = 2321122030883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2321122031011.

It is not an unprimeable number, because it can be changed into a prime (2321122071011) 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 15 ways as a sum of consecutive naturals, for example, 10848376 + ... + 11060266.

It is an arithmetic number, because the mean of its divisors is an integer number (166060607968).

Almost surely, 2^{2321122031011} is an apocalyptic number.

2321122031011 is a deficient number, since it is larger than the sum of its proper divisors (335847696477).

2321122031011 is a wasteful number, since it uses less digits than its factorization.

2321122031011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214402.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2321122031011 its reverse (1101302211232), we get a palindrome (3422424242243).

The spelling of 2321122031011 in words is "two trillion, three hundred twenty-one billion, one hundred twenty-two million, thirty-one thousand, eleven".