2100111122102 has 16 divisors (see below), whose sum is σ = 3659210012832. Its totient is φ = 885292744320.

The previous prime is 2100111122093. The next prime is 2100111122111. The reversal of 2100111122102 is 2012211110012.

It is an interprime number because it is at equal distance from previous prime (2100111122093) and next prime (2100111122111).

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1229572403 + ... + 1229574110.

It is an arithmetic number, because the mean of its divisors is an integer number (228700625802).

Almost surely, 2^{2100111122102} is an apocalyptic number.

2100111122102 is a deficient number, since it is larger than the sum of its proper divisors (1559098890730).

2100111122102 is a wasteful number, since it uses less digits than its factorization.

2100111122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2459146583.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2100111122102 its reverse (2012211110012), we get a palindrome (4112322232114).

The spelling of 2100111122102 in words is "two trillion, one hundred billion, one hundred eleven million, one hundred twenty-two thousand, one hundred two".