1202423422349 has 2 divisors, whose sum is σ = 1202423422350. Its totient is φ = 1202423422348.

The previous prime is 1202423422279. The next prime is 1202423422351. The reversal of 1202423422349 is 9432243242021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 668584228900 + 533839193449 = 817670^2 + 730643^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1202423422349 is a prime.

It is a super-2 number, since 2×1202423422349² (a number of 25 digits) contains 22 as substring.

Together with 1202423422351, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1202423422399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601211711174 + 601211711175.

It is an arithmetic number, because the mean of its divisors is an integer number (601211711175).

Almost surely, 2^{1202423422349} is an apocalyptic number.

It is an amenable number.

1202423422349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202423422349 is an equidigital number, since it uses as much as digits as its factorization.

1202423422349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 1202423422349 in words is "one trillion, two hundred two billion, four hundred twenty-three million, four hundred twenty-two thousand, three hundred forty-nine".