2120322213122 has 16 divisors (see below), whose sum is σ = 3367765796472. Its totient is φ = 997740844800.

The previous prime is 2120322213109. The next prime is 2120322213127. The reversal of 2120322213122 is 2213122230212.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1801584057361 + 318738155761 = 1342231^2 + 564569^2 .

It is not an unprimeable number, because it can be changed into a prime (2120322213127) 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, 1209629 + ... + 2388272.

Almost surely, 2^{2120322213122} is an apocalyptic number.

2120322213122 is a deficient number, since it is larger than the sum of its proper divisors (1247443583350).

2120322213122 is a wasteful number, since it uses less digits than its factorization.

2120322213122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3615253.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2120322213122 its reverse (2213122230212), we get a palindrome (4333444443334).

The spelling of 2120322213122 in words is "two trillion, one hundred twenty billion, three hundred twenty-two million, two hundred thirteen thousand, one hundred twenty-two".