2111221121094 has 24 divisors (see below), whose sum is σ = 4575551888232. Its totient is φ = 703549687680.

The previous prime is 2111221121003. The next prime is 2111221121153. The reversal of 2111221121094 is 4901211221112.

It is a congruent number.

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, 15822219 + ... + 15955094.

It is an arithmetic number, because the mean of its divisors is an integer number (190647995343).

Almost surely, 2^{2111221121094} is an apocalyptic number.

2111221121094 is an abundant number, since it is smaller than the sum of its proper divisors (2464330767138).

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

2111221121094 is a wasteful number, since it uses less digits than its factorization.

2111221121094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31781012 (or 31781009 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 27.

The spelling of 2111221121094 in words is "two trillion, one hundred eleven billion, two hundred twenty-one million, one hundred twenty-one thousand, ninety-four".