2112453667722 has 32 divisors (see below), whose sum is σ = 4234151854080. Its totient is φ = 702610766000.

The previous prime is 2112453667721. The next prime is 2112453667729. The reversal of 2112453667722 is 2277663542112.

It is not an unprimeable number, because it can be changed into a prime (2112453667721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34178347 + ... + 34240097.

It is an arithmetic number, because the mean of its divisors is an integer number (132317245440).

Almost surely, 2^{2112453667722} is an apocalyptic number.

2112453667722 is an abundant number, since it is smaller than the sum of its proper divisors (2121698186358).

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

2112453667722 is a wasteful number, since it uses less digits than its factorization.

2112453667722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74138.

The product of its digits is 1693440, while the sum is 48.

The spelling of 2112453667722 in words is "two trillion, one hundred twelve billion, four hundred fifty-three million, six hundred sixty-seven thousand, seven hundred twenty-two".