202342434379 has 2 divisors, whose sum is σ = 202342434380. Its totient is φ = 202342434378.

The previous prime is 202342434353. The next prime is 202342434403. The reversal of 202342434379 is 973434243202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202342434379 - 2⁵ = 202342434347 is a prime.

It is a super-2 number, since 2×202342434379² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202342434179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101171217189 + 101171217190.

It is an arithmetic number, because the mean of its divisors is an integer number (101171217190).

Almost surely, 2^202342434379 is an apocalyptic number.

202342434379 is a deficient number, since it is larger than the sum of its proper divisors (1).

202342434379 is an equidigital number, since it uses as much as digits as its factorization.

202342434379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 43.

The spelling of 202342434379 in words is "two hundred two billion, three hundred forty-two million, four hundred thirty-four thousand, three hundred seventy-nine".