222142140412 has 12 divisors (see below), whose sum is σ = 393669616480. Its totient is φ = 109665107136.

The previous prime is 222142140331. The next prime is 222142140499. The reversal of 222142140412 is 214041241222.

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, 351490413 + ... + 351491044.

Almost surely, 2^222142140412 is an apocalyptic number.

It is an amenable number.

222142140412 is a deficient number, since it is larger than the sum of its proper divisors (171527476068).

222142140412 is a wasteful number, since it uses less digits than its factorization.

222142140412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702981540 (or 702981538 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 222142140412 its reverse (214041241222), we get a palindrome (436183381634).

The spelling of 222142140412 in words is "two hundred twenty-two billion, one hundred forty-two million, one hundred forty thousand, four hundred twelve".