2100020102110 has 64 divisors (see below), whose sum is σ = 4333506158592. Its totient is φ = 717763746816.

The previous prime is 2100020102101. The next prime is 2100020102123. The reversal of 2100020102110 is 112010200012.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148477699 + ... + 148491841.

It is an arithmetic number, because the mean of its divisors is an integer number (67711033728).

Almost surely, 2^{2100020102110} is an apocalyptic number.

2100020102110 is an abundant number, since it is smaller than the sum of its proper divisors (2233486056482).

2100020102110 is a wasteful number, since it uses less digits than its factorization.

2100020102110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20617.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2100020102110 its reverse (112010200012), we get a palindrome (2212030302122).

The spelling of 2100020102110 in words is "two trillion, one hundred billion, twenty million, one hundred two thousand, one hundred ten".