2100111010012 has 48 divisors (see below), whose sum is σ = 3807655133184. Its totient is φ = 1012463496000.

The previous prime is 2100111009973. The next prime is 2100111010057. The reversal of 2100111010012 is 2100101110012.

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, 46091962 + ... + 46137502.

It is an arithmetic number, because the mean of its divisors is an integer number (79326148608).

Almost surely, 2^{2100111010012} is an apocalyptic number.

It is an amenable number.

2100111010012 is a deficient number, since it is larger than the sum of its proper divisors (1707544123172).

2100111010012 is a wasteful number, since it uses less digits than its factorization.

2100111010012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46930 (or 46928 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 2100111010012 its reverse (2100101110012), we get a palindrome (4200212120024).

The spelling of 2100111010012 in words is "two trillion, one hundred billion, one hundred eleven million, ten thousand, twelve".