222001022 has 8 divisors (see below), whose sum is σ = 340086816. Its totient is φ = 108638752.

The previous prime is 222001009. The next prime is 222001027. The reversal of 222001022 is 220100222.

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

It is a junction number, because it is equal to n+sod(n) for n = 222000994 and 222001012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222001027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1180763 + ... + 1180950.

It is an arithmetic number, because the mean of its divisors is an integer number (42510852).

Almost surely, 2^222001022 is an apocalyptic number.

222001022 is a deficient number, since it is larger than the sum of its proper divisors (118085794).

222001022 is a wasteful number, since it uses less digits than its factorization.

222001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2361762.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 222001022 is about 14899.6987217863. The cubic root of 222001022 is about 605.5058238179.

Adding to 222001022 its reverse (220100222), we get a palindrome (442101244).

The spelling of 222001022 in words is "two hundred twenty-two million, one thousand, twenty-two".