2102111201120 has 96 divisors (see below), whose sum is σ = 5684900977728. Its totient is φ = 719555493888.

The previous prime is 2102111201111. The next prime is 2102111201153. The reversal of 2102111201120 is 211021112012.

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

It is a junction number, because it is equal to n+sod(n) for n = 2102111201095 and 2102111201104.

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, 829937 + ... + 2212016.

It is an arithmetic number, because the mean of its divisors is an integer number (59217718518).

Almost surely, 2^{2102111201120} is an apocalyptic number.

2102111201120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102111201120 is an abundant number, since it is smaller than the sum of its proper divisors (3582789776608).

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

2102111201120 is a wasteful number, since it uses less digits than its factorization.

2102111201120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3042592 (or 3042584 counting only the distinct ones).

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

Adding to 2102111201120 its reverse (211021112012), we get a palindrome (2313132313132).

The spelling of 2102111201120 in words is "two trillion, one hundred two billion, one hundred eleven million, two hundred one thousand, one hundred twenty".