2221322331022 has 4 divisors (see below), whose sum is σ = 3331983496536. Its totient is φ = 1110661165510.

The previous prime is 2221322331017. The next prime is 2221322331037. The reversal of 2221322331022 is 2201332231222.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555330582754 + ... + 555330582757.

It is an arithmetic number, because the mean of its divisors is an integer number (832995874134).

Almost surely, 2^{2221322331022} is an apocalyptic number.

2221322331022 is a deficient number, since it is larger than the sum of its proper divisors (1110661165514).

2221322331022 is a wasteful number, since it uses less digits than its factorization.

2221322331022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110661165513.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2221322331022 its reverse (2201332231222), we get a palindrome (4422654562244).

The spelling of 2221322331022 in words is "two trillion, two hundred twenty-one billion, three hundred twenty-two million, three hundred thirty-one thousand, twenty-two".