210402341434 has 8 divisors (see below), whose sum is σ = 315610073568. Its totient is φ = 105198983580.

The previous prime is 210402341431. The next prime is 210402341449. The reversal of 210402341434 is 434143204012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (210402341431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 970552 + ... + 1167379.

It is an arithmetic number, because the mean of its divisors is an integer number (39451259196).

Almost surely, 2^210402341434 is an apocalyptic number.

210402341434 is a deficient number, since it is larger than the sum of its proper divisors (105207732134).

210402341434 is a wasteful number, since it uses less digits than its factorization.

210402341434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2187140.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 210402341434 its reverse (434143204012), we get a palindrome (644545545446).

The spelling of 210402341434 in words is "two hundred ten billion, four hundred two million, three hundred forty-one thousand, four hundred thirty-four".