220402222444 has 12 divisors (see below), whose sum is σ = 399004023600. Its totient is φ = 106401072848.

The previous prime is 220402222331. The next prime is 220402222457. The reversal of 220402222444 is 444222204022.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 950009464 + ... + 950009695.

It is an arithmetic number, because the mean of its divisors is an integer number (33250335300).

Almost surely, 2^220402222444 is an apocalyptic number.

It is an amenable number.

220402222444 is a deficient number, since it is larger than the sum of its proper divisors (178601801156).

220402222444 is a wasteful number, since it uses less digits than its factorization.

220402222444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1900019192 (or 1900019190 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 220402222444 its reverse (444222204022), we get a palindrome (664624426466).

The spelling of 220402222444 in words is "two hundred twenty billion, four hundred two million, two hundred twenty-two thousand, four hundred forty-four".