2100100062885 has 16 divisors (see below), whose sum is σ = 3665629200960. Its totient is φ = 1018230333440.

The previous prime is 2100100062871. The next prime is 2100100062919. The reversal of 2100100062885 is 5882600010012.

It is not a de Polignac number, because 2100100062885 - 2⁴ = 2100100062869 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6363939420 + ... + 6363939749.

It is an arithmetic number, because the mean of its divisors is an integer number (229101825060).

Almost surely, 2^{2100100062885} is an apocalyptic number.

It is an amenable number.

2100100062885 is a deficient number, since it is larger than the sum of its proper divisors (1565529138075).

2100100062885 is a wasteful number, since it uses less digits than its factorization.

2100100062885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12727879188.

The product of its (nonzero) digits is 7680, while the sum is 33.

Adding to 2100100062885 its reverse (5882600010012), we get a palindrome (7982700072897).

The spelling of 2100100062885 in words is "two trillion, one hundred billion, one hundred million, sixty-two thousand, eight hundred eighty-five".