2111000211992 has 64 divisors (see below), whose sum is σ = 4735261347840. Its totient is φ = 863198582400.

The previous prime is 2111000211977. The next prime is 2111000212043. The reversal of 2111000211992 is 2991120001112.

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, 8440223 + ... + 8686734.

It is an arithmetic number, because the mean of its divisors is an integer number (73988458560).

Almost surely, 2^{2111000211992} is an apocalyptic number.

It is an amenable number.

2111000211992 is an abundant number, since it is smaller than the sum of its proper divisors (2624261135848).

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

2111000211992 is a wasteful number, since it uses less digits than its factorization.

2111000211992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17127072 (or 17127068 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 2111000211992 in words is "two trillion, one hundred eleven billion, two hundred eleven thousand, nine hundred ninety-two".