222220231012 has 12 divisors (see below), whose sum is σ = 418799666236. Its totient is φ = 102563183520.

The previous prime is 222220231003. The next prime is 222220231069. The reversal of 222220231012 is 210132022222.

It can be written as a sum of positive squares in 2 ways, for example, as 31490631936 + 190729599076 = 177456^2 + 436726^2 .

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, 2136732939 + ... + 2136733042.

Almost surely, 2^222220231012 is an apocalyptic number.

It is an amenable number.

222220231012 is a deficient number, since it is larger than the sum of its proper divisors (196579435224).

222220231012 is a wasteful number, since it uses less digits than its factorization.

222220231012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4273465998 (or 4273465996 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 222220231012 its reverse (210132022222), we get a palindrome (432352253234).

The spelling of 222220231012 in words is "two hundred twenty-two billion, two hundred twenty million, two hundred thirty-one thousand, twelve".