212274122177613 has 4 divisors (see below), whose sum is σ = 283032162903488. Its totient is φ = 141516081451740.

The previous prime is 212274122177599. The next prime is 212274122177617. The reversal of 212274122177613 is 316771221472212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 212274122177613 - 2⁸ = 212274122177357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212274122177617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35379020362933 + ... + 35379020362938.

It is an arithmetic number, because the mean of its divisors is an integer number (70758040725872).

Almost surely, 2^{212274122177613} is an apocalyptic number.

It is an amenable number.

212274122177613 is a deficient number, since it is larger than the sum of its proper divisors (70758040725875).

212274122177613 is an equidigital number, since it uses as much as digits as its factorization.

212274122177613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70758040725874.

The product of its digits is 790272, while the sum is 48.

The spelling of 212274122177613 in words is "two hundred twelve trillion, two hundred seventy-four billion, one hundred twenty-two million, one hundred seventy-seven thousand, six hundred thirteen".