20132403234 has 8 divisors (see below), whose sum is σ = 40264806480. Its totient is φ = 6710801076.

The previous prime is 20132403209. The next prime is 20132403241. The reversal of 20132403234 is 43230423102.

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

20132403234 is an admirable number.

It is a super-3 number, since 3×20132403234³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1677700264 + ... + 1677700275.

It is an arithmetic number, because the mean of its divisors is an integer number (5033100810).

Almost surely, 2^20132403234 is an apocalyptic number.

20132403234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20132403234 is a wasteful number, since it uses less digits than its factorization.

20132403234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3355400544.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 20132403234 its reverse (43230423102), we get a palindrome (63362826336).

The spelling of 20132403234 in words is "twenty billion, one hundred thirty-two million, four hundred three thousand, two hundred thirty-four".