222212313000 has 96 divisors (see below), whose sum is σ = 751077648360. Its totient is φ = 59256614400.

The previous prime is 222212312969. The next prime is 222212313013. The reversal of 222212313000 is 313212222.

It can be written as a sum of positive squares in 4 ways, for example, as 86002600644 + 136209712356 = 293262^2 + 369066^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12336129 + ... + 12354128.

Almost surely, 2^222212313000 is an apocalyptic number.

222212313000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222212313000 is an abundant number, since it is smaller than the sum of its proper divisors (528865335360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222212313000 is a wasteful number, since it uses less digits than its factorization.

222212313000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24690284 (or 24690267 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 222212313000 its reverse (313212222), we get a palindrome (222525525222).

The spelling of 222212313000 in words is "two hundred twenty-two billion, two hundred twelve million, three hundred thirteen thousand".