2045223654222 has 32 divisors (see below), whose sum is σ = 4676054284800. Its totient is φ = 584192445408.

The previous prime is 2045223654211. The next prime is 2045223654319. The reversal of 2045223654222 is 2224563225402.

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, 6390697 + ... + 6703092.

It is an arithmetic number, because the mean of its divisors is an integer number (146126696400).

Almost surely, 2^{2045223654222} is an apocalyptic number.

2045223654222 is an abundant number, since it is smaller than the sum of its proper divisors (2630830630578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2045223654222 is a wasteful number, since it uses less digits than its factorization.

2045223654222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13097520.

The product of its (nonzero) digits is 460800, while the sum is 39.

Adding to 2045223654222 its reverse (2224563225402), we get a palindrome (4269786879624).

The spelling of 2045223654222 in words is "two trillion, forty-five billion, two hundred twenty-three million, six hundred fifty-four thousand, two hundred twenty-two".