342421140334 has 32 divisors (see below), whose sum is σ = 636776473536. Its totient is φ = 134474515200.

The previous prime is 342421140331. The next prime is 342421140343. The reversal of 342421140334 is 433041124243.

It is a junction number, because it is equal to n+sod(n) for n = 342421140296 and 342421140305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342421140331) 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, 6841617 + ... + 6891484.

It is an arithmetic number, because the mean of its divisors is an integer number (19899264798).

Almost surely, 2^342421140334 is an apocalyptic number.

342421140334 is a deficient number, since it is larger than the sum of its proper divisors (294355333202).

342421140334 is a wasteful number, since it uses less digits than its factorization.

342421140334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13733260.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 342421140334 its reverse (433041124243), we get a palindrome (775462264577).

The spelling of 342421140334 in words is "three hundred forty-two billion, four hundred twenty-one million, one hundred forty thousand, three hundred thirty-four".