222021002222 has 8 divisors (see below), whose sum is σ = 337043931336. Its totient is φ = 109673025112.

The previous prime is 222021002179. The next prime is 222021002251. The reversal of 222021002222 is 222200120222.

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

It is a super-2 number, since 2×222021002222² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222021002222.

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, 668737793 + ... + 668738124.

It is an arithmetic number, because the mean of its divisors is an integer number (42130491417).

Almost surely, 2^222021002222 is an apocalyptic number.

222021002222 is a deficient number, since it is larger than the sum of its proper divisors (115022929114).

222021002222 is a wasteful number, since it uses less digits than its factorization.

222021002222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337476002.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 222021002222 its reverse (222200120222), we get a palindrome (444221122444).

The spelling of 222021002222 in words is "two hundred twenty-two billion, twenty-one million, two thousand, two hundred twenty-two".