2321222243132 has 24 divisors (see below), whose sum is σ = 4375061105856. Its totient is φ = 1071223149888.

The previous prime is 2321222243107. The next prime is 2321222243159. The reversal of 2321222243132 is 2313422221232.

It is a junction number, because it is equal to n+sod(n) for n = 2321222243095 and 2321222243104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1784183 + ... + 2797454.

It is an arithmetic number, because the mean of its divisors is an integer number (182294212744).

Almost surely, 2^{2321222243132} is an apocalyptic number.

It is an amenable number.

2321222243132 is a deficient number, since it is larger than the sum of its proper divisors (2053838862724).

2321222243132 is a wasteful number, since it uses less digits than its factorization.

2321222243132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4591397 (or 4591395 counting only the distinct ones).

The product of its digits is 13824, while the sum is 29.

Adding to 2321222243132 its reverse (2313422221232), we get a palindrome (4634644464364).

The spelling of 2321222243132 in words is "two trillion, three hundred twenty-one billion, two hundred twenty-two million, two hundred forty-three thousand, one hundred thirty-two".