2122131332404 has 48 divisors (see below), whose sum is σ = 3742387246080. Its totient is φ = 1052915086080.

The previous prime is 2122131332401. The next prime is 2122131332521. The reversal of 2122131332404 is 4042331312212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122131332401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 701993637 + ... + 701996659.

It is an arithmetic number, because the mean of its divisors is an integer number (77966400960).

Almost surely, 2^{2122131332404} is an apocalyptic number.

It is an amenable number.

2122131332404 is a deficient number, since it is larger than the sum of its proper divisors (1620255913676).

2122131332404 is a wasteful number, since it uses less digits than its factorization.

2122131332404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5680 (or 5678 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 2122131332404 its reverse (4042331312212), we get a palindrome (6164462644616).

The spelling of 2122131332404 in words is "two trillion, one hundred twenty-two billion, one hundred thirty-one million, three hundred thirty-two thousand, four hundred four".