2212202323123 has 64 divisors (see below), whose sum is σ = 2774164377600. Its totient is φ = 1739432724480.

The previous prime is 2212202323073. The next prime is 2212202323151. The reversal of 2212202323123 is 3213232022122.

It is not a de Polignac number, because 2212202323123 - 2²¹ = 2212200225971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212202323193) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 80048518 + ... + 80076148.

It is an arithmetic number, because the mean of its divisors is an integer number (43346318400).

Almost surely, 2^{2212202323123} is an apocalyptic number.

2212202323123 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2212202323123 is a deficient number, since it is larger than the sum of its proper divisors (561962054477).

2212202323123 is a wasteful number, since it uses less digits than its factorization.

2212202323123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28532.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2212202323123 its reverse (3213232022122), we get a palindrome (5425434345245).

The spelling of 2212202323123 in words is "two trillion, two hundred twelve billion, two hundred two million, three hundred twenty-three thousand, one hundred twenty-three".