222520022 has 8 divisors (see below), whose sum is σ = 334920096. Its totient is φ = 110879992.

The previous prime is 222520013. The next prime is 222520031. The reversal of 222520022 is 220025222.

It is a happy number.

222520022 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (222520013) and next prime (222520031).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 189278 + ... + 190449.

It is an arithmetic number, because the mean of its divisors is an integer number (41865012).

Almost surely, 2^222520022 is an apocalyptic number.

222520022 is a deficient number, since it is larger than the sum of its proper divisors (112400074).

222520022 is a wasteful number, since it uses less digits than its factorization.

222520022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380022.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 222520022 is about 14917.1050140434. The cubic root of 222520022 is about 605.9773125585.

Adding to 222520022 its reverse (220025222), we get a palindrome (442545244).

It can be divided in two parts, 2225200 and 22, that added together give a palindrome (2225222).

The spelling of 222520022 in words is "two hundred twenty-two million, five hundred twenty thousand, twenty-two".