2212138348068 has 72 divisors (see below), whose sum is σ = 5869195899840. Its totient is φ = 647229598400.

The previous prime is 2212138348051. The next prime is 2212138348093. The reversal of 2212138348068 is 8608438312122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26225328 + ... + 26309543.

It is an arithmetic number, because the mean of its divisors is an integer number (81516609720).

Almost surely, 2^{2212138348068} is an apocalyptic number.

It is an amenable number.

2212138348068 is an abundant number, since it is smaller than the sum of its proper divisors (3657057551772).

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

2212138348068 is a wasteful number, since it uses less digits than its factorization.

2212138348068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52534929 (or 52534916 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 48.

The spelling of 2212138348068 in words is "two trillion, two hundred twelve billion, one hundred thirty-eight million, three hundred forty-eight thousand, sixty-eight".