2100550153305 has 32 divisors (see below), whose sum is σ = 3601789426944. Its totient is φ = 1042623242496.

The previous prime is 2100550153279. The next prime is 2100550153309. The reversal of 2100550153305 is 5033510550012.

It is not a de Polignac number, because 2100550153305 - 2⁶ = 2100550153241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2100550153309) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82264954 + ... + 82290483.

It is an arithmetic number, because the mean of its divisors is an integer number (112555919592).

Almost surely, 2^{2100550153305} is an apocalyptic number.

It is an amenable number.

2100550153305 is a deficient number, since it is larger than the sum of its proper divisors (1501239273639).

2100550153305 is a wasteful number, since it uses less digits than its factorization.

2100550153305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164555505.

The product of its (nonzero) digits is 11250, while the sum is 30.

The spelling of 2100550153305 in words is "two trillion, one hundred billion, five hundred fifty million, one hundred fifty-three thousand, three hundred five".