226440630022 has 4 divisors (see below), whose sum is σ = 339660945036. Its totient is φ = 113220315010.

The previous prime is 226440630019. The next prime is 226440630029. The reversal of 226440630022 is 220036044622.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 220036044622 = 2 ⋅110018022311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226440630029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56610157504 + ... + 56610157507.

It is an arithmetic number, because the mean of its divisors is an integer number (84915236259).

Almost surely, 2^226440630022 is an apocalyptic number.

226440630022 is a deficient number, since it is larger than the sum of its proper divisors (113220315014).

226440630022 is a wasteful number, since it uses less digits than its factorization.

226440630022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113220315013.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 226440630022 its reverse (220036044622), we get a palindrome (446476674644).

The spelling of 226440630022 in words is "two hundred twenty-six billion, four hundred forty million, six hundred thirty thousand, twenty-two".