221100010001122 has 32 divisors (see below), whose sum is σ = 399458737641600. Its totient is φ = 89661641776128.

The previous prime is 221100010001099. The next prime is 221100010001239.

221100010001122 is nontrivially palindromic in base 10.

221100010001122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 501108223 + ... + 501549250.

It is an arithmetic number, because the mean of its divisors is an integer number (12483085551300).

Almost surely, 2^{221100010001122} is an apocalyptic number.

221100010001122 is a deficient number, since it is larger than the sum of its proper divisors (178358727640478).

221100010001122 is a wasteful number, since it uses less digits than its factorization.

221100010001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002658330.

The product of its (nonzero) digits is 16, while the sum is 13.

The spelling of 221100010001122 in words is "two hundred twenty-one trillion, one hundred billion, ten million, one thousand, one hundred twenty-two".