1223502355319 has 2 divisors, whose sum is σ = 1223502355320. Its totient is φ = 1223502355318.

The previous prime is 1223502355307. The next prime is 1223502355337. The reversal of 1223502355319 is 9135532053221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1223502355319 is a prime.

It is a super-2 number, since 2×1223502355319² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1223502355349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611751177659 + 611751177660.

It is an arithmetic number, because the mean of its divisors is an integer number (611751177660).

Almost surely, 2^{1223502355319} is an apocalyptic number.

1223502355319 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223502355319 is an equidigital number, since it uses as much as digits as its factorization.

1223502355319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243000, while the sum is 41.

The spelling of 1223502355319 in words is "one trillion, two hundred twenty-three billion, five hundred two million, three hundred fifty-five thousand, three hundred nineteen".