2201022021122 has 16 divisors (see below), whose sum is σ = 3445202996352. Its totient is φ = 1052624496000.

The previous prime is 2201022021113. The next prime is 2201022021157. The reversal of 2201022021122 is 2211202201022.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2201022021122.

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, 433643 + ... + 2142449.

It is an arithmetic number, because the mean of its divisors is an integer number (215325187272).

Almost surely, 2^{2201022021122} is an apocalyptic number.

2201022021122 is a deficient number, since it is larger than the sum of its proper divisors (1244180975230).

2201022021122 is a wasteful number, since it uses less digits than its factorization.

2201022021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1736833.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2201022021122 its reverse (2211202201022), we get a palindrome (4412224222144).

The spelling of 2201022021122 in words is "two trillion, two hundred one billion, twenty-two million, twenty-one thousand, one hundred twenty-two".