20234134234 has 8 divisors (see below), whose sum is σ = 30664100628. Its totient is φ = 10012767360.

The previous prime is 20234134181. The next prime is 20234134273. The reversal of 20234134234 is 43243143202.

It can be written as a sum of positive squares in 2 ways, for example, as 20233640025 + 494209 = 142245^2 + 703^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52149637 + ... + 52150024.

Almost surely, 2^20234134234 is an apocalyptic number.

20234134234 is a deficient number, since it is larger than the sum of its proper divisors (10429966394).

20234134234 is a wasteful number, since it uses less digits than its factorization.

20234134234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104299760.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 20234134234 its reverse (43243143202), we get a palindrome (63477277436).

The spelling of 20234134234 in words is "twenty billion, two hundred thirty-four million, one hundred thirty-four thousand, two hundred thirty-four".