2111111422 has 16 divisors (see below), whose sum is σ = 3619848672. Its totient is φ = 904561920.

The previous prime is 2111111411. The next prime is 2111111447. The reversal of 2111111422 is 2241111112.

It is a junction number, because it is equal to n+sod(n) for n = 2111111396 and 2111111405.

It is a congruent number.

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, 61522 + ... + 89482.

It is an arithmetic number, because the mean of its divisors is an integer number (226240542).

Almost surely, 2^2111111422 is an apocalyptic number.

2111111422 is a deficient number, since it is larger than the sum of its proper divisors (1508737250).

2111111422 is a wasteful number, since it uses less digits than its factorization.

2111111422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33363.

The product of its digits is 32, while the sum is 16.

The square root of 2111111422 is about 45946.8325567715. The cubic root of 2111111422 is about 1282.8337733970.

Adding to 2111111422 its reverse (2241111112), we get a palindrome (4352222534).

The spelling of 2111111422 in words is "two billion, one hundred eleven million, one hundred eleven thousand, four hundred twenty-two".