222215452046 has 32 divisors (see below), whose sum is σ = 393179546880. Its totient is φ = 92223686016.

The previous prime is 222215452031. The next prime is 222215452051. The reversal of 222215452046 is 640254512222.

It is a happy number.

It is a super-2 number, since 2×222215452046² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222215451997 and 222215452015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1952315 + ... + 2062998.

It is an arithmetic number, because the mean of its divisors is an integer number (12286860840).

Almost surely, 2^222215452046 is an apocalyptic number.

222215452046 is a deficient number, since it is larger than the sum of its proper divisors (170964094834).

222215452046 is a wasteful number, since it uses less digits than its factorization.

222215452046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4015448.

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 222215452046 its reverse (640254512222), we get a palindrome (862469964268).

The spelling of 222215452046 in words is "two hundred twenty-two billion, two hundred fifteen million, four hundred fifty-two thousand, forty-six".