2144011522120 has 64 divisors (see below), whose sum is σ = 5195278937520. Its totient is φ = 791608495104.

The previous prime is 2144011522097. The next prime is 2144011522181. The reversal of 2144011522120 is 212251104412.

It can be written as a sum of positive squares in 8 ways, for example, as 501159221476 + 1642852300644 = 707926^2 + 1281738^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22623154 + ... + 22717726.

Almost surely, 2^{2144011522120} is an apocalyptic number.

2144011522120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2144011522120 is an abundant number, since it is smaller than the sum of its proper divisors (3051267415400).

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

2144011522120 is a wasteful number, since it uses less digits than its factorization.

2144011522120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138194 (or 138190 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 2144011522120 its reverse (212251104412), we get a palindrome (2356262626532).

The spelling of 2144011522120 in words is "two trillion, one hundred forty-four billion, eleven million, five hundred twenty-two thousand, one hundred twenty".