2101315545050 has 48 divisors (see below), whose sum is σ = 3966584991360. Its totient is φ = 828069989760.

The previous prime is 2101315545041. The next prime is 2101315545187. The reversal of 2101315545050 is 505455131012.

It is a junction number, because it is equal to n+sod(n) for n = 2101315544998 and 2101315545016.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1223117 + ... + 2387183.

It is an arithmetic number, because the mean of its divisors is an integer number (82637187320).

Almost surely, 2^{2101315545050} is an apocalyptic number.

2101315545050 is a deficient number, since it is larger than the sum of its proper divisors (1865269446310).

2101315545050 is a wasteful number, since it uses less digits than its factorization.

2101315545050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164615 (or 1164610 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 32.

The spelling of 2101315545050 in words is "two trillion, one hundred one billion, three hundred fifteen million, five hundred forty-five thousand, fifty".