342302121423 has 16 divisors (see below), whose sum is σ = 507427545600. Its totient is φ = 228060433080.

The previous prime is 342302121397. The next prime is 342302121433. The reversal of 342302121423 is 324121203243.

342302121423 is a `hidden beast` number, since 3 + 4 + 23 + 0 + 212 + 1 + 423 = 666.

It is not a de Polignac number, because 342302121423 - 2⁹ = 342302120911 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342302121433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3871623 + ... + 3959048.

It is an arithmetic number, because the mean of its divisors is an integer number (31714221600).

Almost surely, 2^342302121423 is an apocalyptic number.

342302121423 is a deficient number, since it is larger than the sum of its proper divisors (165125424177).

342302121423 is a wasteful number, since it uses less digits than its factorization.

342302121423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7832299 (or 7832293 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 342302121423 its reverse (324121203243), we get a palindrome (666423324666).

The spelling of 342302121423 in words is "three hundred forty-two billion, three hundred two million, one hundred twenty-one thousand, four hundred twenty-three".