2222222715829 has 2 divisors, whose sum is σ = 2222222715830. Its totient is φ = 2222222715828.

The previous prime is 2222222715803. The next prime is 2222222715887. The reversal of 2222222715829 is 9285172222222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1684674202500 + 537548513329 = 1297950^2 + 733177^2 .

It is a cyclic number.

It is not a de Polignac number, because 2222222715829 - 2¹³ = 2222222707637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2222222715899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111111357914 + 1111111357915.

It is an arithmetic number, because the mean of its divisors is an integer number (1111111357915).

Almost surely, 2^{2222222715829} is an apocalyptic number.

It is an amenable number.

2222222715829 is a deficient number, since it is larger than the sum of its proper divisors (1).

2222222715829 is an equidigital number, since it uses as much as digits as its factorization.

2222222715829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 645120, while the sum is 46.

The spelling of 2222222715829 in words is "two trillion, two hundred twenty-two billion, two hundred twenty-two million, seven hundred fifteen thousand, eight hundred twenty-nine".