2132222222144 has 56 divisors (see below), whose sum is σ = 4868029075200. Its totient is φ = 907676545536.

The previous prime is 2132222222111. The next prime is 2132222222147. The reversal of 2132222222144 is 4412222222312.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132222222147) by changing a digit.

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, 15904472 + ... + 16037975.

Almost surely, 2^{2132222222144} is an apocalyptic number.

It is an amenable number.

2132222222144 is an abundant number, since it is smaller than the sum of its proper divisors (2735806853056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2132222222144 is a wasteful number, since it uses less digits than its factorization.

2132222222144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31942615 (or 31942605 counting only the distinct ones).

The product of its digits is 12288, while the sum is 29.

Adding to 2132222222144 its reverse (4412222222312), we get a palindrome (6544444444456).

The spelling of 2132222222144 in words is "two trillion, one hundred thirty-two billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred forty-four".