222012212202012 has 48 divisors (see below), whose sum is σ = 548675609963040. Its totient is φ = 69628686876672.

The previous prime is 222012212201987. The next prime is 222012212202023. The reversal of 222012212202012 is 210202212210222.

It is a self number, because there is not a number n which added to its sum of digits gives 222012212202012.

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, 172821187 + ... + 174101082.

It is an arithmetic number, because the mean of its divisors is an integer number (11430741874230).

Almost surely, 2^{222012212202012} is an apocalyptic number.

It is an amenable number.

222012212202012 is an abundant number, since it is smaller than the sum of its proper divisors (326663397761028).

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

222012212202012 is a wasteful number, since it uses less digits than its factorization.

222012212202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346925430 (or 346925428 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 222012212202012 its reverse (210202212210222), we get a palindrome (432214424412234).

The spelling of 222012212202012 in words is "two hundred twenty-two trillion, twelve billion, two hundred twelve million, two hundred two thousand, twelve".