2321201221022 has 32 divisors (see below), whose sum is σ = 3512596897152. Its totient is φ = 1150363320064.

The previous prime is 2321201221019. The next prime is 2321201221051. The reversal of 2321201221022 is 2201221021232.

It is a junction number, because it is equal to n+sod(n) for n = 2321201220985 and 2321201221003.

It is a congruent number.

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, 767845403 + ... + 767848425.

It is an arithmetic number, because the mean of its divisors is an integer number (109768653036).

Almost surely, 2^{2321201221022} is an apocalyptic number.

2321201221022 is a deficient number, since it is larger than the sum of its proper divisors (1191395676130).

2321201221022 is a wasteful number, since it uses less digits than its factorization.

2321201221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6532.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2321201221022 its reverse (2201221021232), we get a palindrome (4522422242254).

The spelling of 2321201221022 in words is "two trillion, three hundred twenty-one billion, two hundred one million, two hundred twenty-one thousand, twenty-two".