30143214334 has 4 divisors (see below), whose sum is σ = 45214821504. Its totient is φ = 15071607166.

The previous prime is 30143214293. The next prime is 30143214347. The reversal of 30143214334 is 43341234103.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×30143214334² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7535803582 + ... + 7535803585.

It is an arithmetic number, because the mean of its divisors is an integer number (11303705376).

Almost surely, 2^30143214334 is an apocalyptic number.

30143214334 is a deficient number, since it is larger than the sum of its proper divisors (15071607170).

30143214334 is a wasteful number, since it uses less digits than its factorization.

30143214334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15071607169.

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

Adding to 30143214334 its reverse (43341234103), we get a palindrome (73484448437).

The spelling of 30143214334 in words is "thirty billion, one hundred forty-three million, two hundred fourteen thousand, three hundred thirty-four".