30431421334 has 8 divisors (see below), whose sum is σ = 45653649048. Its totient is φ = 15213538320.

The previous prime is 30431421289. The next prime is 30431421347. The reversal of 30431421334 is 43312413403.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1068607 + ... + 1096714.

It is an arithmetic number, because the mean of its divisors is an integer number (5706706131).

Almost surely, 2^30431421334 is an apocalyptic number.

30431421334 is a deficient number, since it is larger than the sum of its proper divisors (15222227714).

30431421334 is a wasteful number, since it uses less digits than its factorization.

30431421334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2172350.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 30431421334 its reverse (43312413403), we get a palindrome (73743834737).

The spelling of 30431421334 in words is "thirty billion, four hundred thirty-one million, four hundred twenty-one thousand, three hundred thirty-four".