2312122443229 has 2 divisors, whose sum is σ = 2312122443230. Its totient is φ = 2312122443228.

The previous prime is 2312122443209. The next prime is 2312122443247. The reversal of 2312122443229 is 9223442212132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2229043028004 + 83079415225 = 1492998^2 + 288235^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2312122443229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2312122443209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156061221614 + 1156061221615.

It is an arithmetic number, because the mean of its divisors is an integer number (1156061221615).

Almost surely, 2^{2312122443229} is an apocalyptic number.

It is an amenable number.

2312122443229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312122443229 is an equidigital number, since it uses as much as digits as its factorization.

2312122443229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 37.

The spelling of 2312122443229 in words is "two trillion, three hundred twelve billion, one hundred twenty-two million, four hundred forty-three thousand, two hundred twenty-nine".