222331140242212 has 12 divisors (see below), whose sum is σ = 399595157462620. Its totient is φ = 108161095252896.

The previous prime is 222331140242173. The next prime is 222331140242231. The reversal of 222331140242212 is 212242041133222.

It can be written as a sum of positive squares in 2 ways, for example, as 139091501214436 + 83239639027776 = 11793706^2 + 9123576^2 .

It is a super-2 number, since 2×222331140242212² (a number of 29 digits) contains 22 as substring.

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, 751118716887 + ... + 751118717182.

Almost surely, 2^{222331140242212} is an apocalyptic number.

It is an amenable number.

222331140242212 is a deficient number, since it is larger than the sum of its proper divisors (177264017220408).

222331140242212 is a wasteful number, since it uses less digits than its factorization.

222331140242212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1502237434110 (or 1502237434108 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 222331140242212 its reverse (212242041133222), we get a palindrome (434573181375434).

The spelling of 222331140242212 in words is "two hundred twenty-two trillion, three hundred thirty-one billion, one hundred forty million, two hundred forty-two thousand, two hundred twelve".