2101122045244 has 12 divisors (see below), whose sum is σ = 3677695639744. Its totient is φ = 1050351862464.

The previous prime is 2101122045233. The next prime is 2101122045277. The reversal of 2101122045244 is 4425402211012.

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 3 ways as a sum of consecutive naturals, for example, 52267437 + ... + 52307620.

Almost surely, 2^{2101122045244} is an apocalyptic number.

It is an amenable number.

2101122045244 is a deficient number, since it is larger than the sum of its proper divisors (1576573594500).

2101122045244 is a wasteful number, since it uses less digits than its factorization.

2101122045244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104580084 (or 104580082 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 28.

Adding to 2101122045244 its reverse (4425402211012), we get a palindrome (6526524256256).

The spelling of 2101122045244 in words is "two trillion, one hundred one billion, one hundred twenty-two million, forty-five thousand, two hundred forty-four".