2111020012222 has 24 divisors (see below), whose sum is σ = 3493505068200. Its totient is φ = 955987404240.

The previous prime is 2111020012201. The next prime is 2111020012261. The reversal of 2111020012222 is 2222100201112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2111020012196 and 2111020012205.

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, 16149072 + ... + 16279267.

It is an arithmetic number, because the mean of its divisors is an integer number (145562711175).

Almost surely, 2^{2111020012222} is an apocalyptic number.

2111020012222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2111020012222 is a deficient number, since it is larger than the sum of its proper divisors (1382485055978).

2111020012222 is a wasteful number, since it uses less digits than its factorization.

2111020012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32428632 (or 32428621 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2111020012222 its reverse (2222100201112), we get a palindrome (4333120213334).

The spelling of 2111020012222 in words is "two trillion, one hundred eleven billion, twenty million, twelve thousand, two hundred twenty-two".