22402242422222 has 32 divisors (see below), whose sum is σ = 37357689680640. Its totient is φ = 10005404693760.

The previous prime is 22402242422201. The next prime is 22402242422227. The reversal of 22402242422222 is 22222424220422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22402242422227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13811468 + ... + 15348000.

It is an arithmetic number, because the mean of its divisors is an integer number (1167427802520).

Almost surely, 2^{22402242422222} is an apocalyptic number.

22402242422222 is a deficient number, since it is larger than the sum of its proper divisors (14955447258418).

22402242422222 is a wasteful number, since it uses less digits than its factorization.

22402242422222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1554668.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 22402242422222 its reverse (22222424220422), we get a palindrome (44624666642644).

The spelling of 22402242422222 in words is "twenty-two trillion, four hundred two billion, two hundred forty-two million, four hundred twenty-two thousand, two hundred twenty-two".