102665122254433 has 2 divisors, whose sum is σ = 102665122254434. Its totient is φ = 102665122254432.

The previous prime is 102665122254407. The next prime is 102665122254437. The reversal of 102665122254433 is 334452221566201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85859812327249 + 16805309927184 = 9266057^2 + 4099428^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102665122254433 is a prime.

It is not a weakly prime, because it can be changed into another prime (102665122254437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51332561127216 + 51332561127217.

It is an arithmetic number, because the mean of its divisors is an integer number (51332561127217).

Almost surely, 2^{102665122254433} is an apocalyptic number.

It is an amenable number.

102665122254433 is a deficient number, since it is larger than the sum of its proper divisors (1).

102665122254433 is an equidigital number, since it uses as much as digits as its factorization.

102665122254433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 102665122254433 in words is "one hundred two trillion, six hundred sixty-five billion, one hundred twenty-two million, two hundred fifty-four thousand, four hundred thirty-three".