2111132021994 has 24 divisors (see below), whose sum is σ = 4618528311072. Its totient is φ = 696878530920.

The previous prime is 2111132021983. The next prime is 2111132022031. The reversal of 2111132021994 is 4991202311112.

2111132021994 is a `hidden beast` number, since 2 + 1 + 111 + 320 + 219 + 9 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 569343352 + ... + 569347059.

It is an arithmetic number, because the mean of its divisors is an integer number (192438679628).

Almost surely, 2^{2111132021994} is an apocalyptic number.

2111132021994 is an abundant number, since it is smaller than the sum of its proper divisors (2507396289078).

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

2111132021994 is a wasteful number, since it uses less digits than its factorization.

2111132021994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138690522 (or 1138690519 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 36.

The spelling of 2111132021994 in words is "two trillion, one hundred eleven billion, one hundred thirty-two million, twenty-one thousand, nine hundred ninety-four".