2115061717100 has 36 divisors (see below), whose sum is σ = 4590537087864. Its totient is φ = 845867422080.

The previous prime is 2115061717081. The next prime is 2115061717123. The reversal of 2115061717100 is 17171605112.

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 11 ways as a sum of consecutive naturals, for example, 1424417 + ... + 2501816.

Almost surely, 2^{2115061717100} is an apocalyptic number.

2115061717100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2115061717100 is an abundant number, since it is smaller than the sum of its proper divisors (2475475370764).

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

2115061717100 is a wasteful number, since it uses less digits than its factorization.

2115061717100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3931634 (or 3931627 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 32.

The spelling of 2115061717100 in words is "two trillion, one hundred fifteen billion, sixty-one million, seven hundred seventeen thousand, one hundred".