2102111120012 has 24 divisors (see below), whose sum is σ = 3733684739904. Its totient is φ = 1035344760912.

The previous prime is 2102111119993. The next prime is 2102111120023. The reversal of 2102111120012 is 2100211112012.

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, 22687403 + ... + 22779869.

It is an arithmetic number, because the mean of its divisors is an integer number (155570197496).

Almost surely, 2^{2102111120012} is an apocalyptic number.

It is an amenable number.

2102111120012 is a deficient number, since it is larger than the sum of its proper divisors (1631573619892).

2102111120012 is a wasteful number, since it uses less digits than its factorization.

2102111120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177365 (or 177363 counting only the distinct ones).

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

Adding to 2102111120012 its reverse (2100211112012), we get a palindrome (4202322232024).

The spelling of 2102111120012 in words is "two trillion, one hundred two billion, one hundred eleven million, one hundred twenty thousand, twelve".