2221200000022 has 16 divisors (see below), whose sum is σ = 3409330491072. Its totient is φ = 1084757211720.

The previous prime is 2221199999987. The next prime is 2221200000077. The reversal of 2221200000022 is 2200000021222.

It is a junction number, because it is equal to n+sod(n) for n = 2221199999948 and 2221200000011.

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, 8698693 + ... + 8950399.

It is an arithmetic number, because the mean of its divisors is an integer number (213083155692).

Almost surely, 2^{2221200000022} is an apocalyptic number.

2221200000022 is a deficient number, since it is larger than the sum of its proper divisors (1188130491050).

2221200000022 is a wasteful number, since it uses less digits than its factorization.

2221200000022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354363.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 2221200000022 its reverse (2200000021222), we get a palindrome (4421200021244).

The spelling of 2221200000022 in words is "two trillion, two hundred twenty-one billion, two hundred million, twenty-two", and thus it is an aban number.