20234032402 has 8 divisors (see below), whose sum is σ = 30353208012. Its totient is φ = 10116296400.

The previous prime is 20234032393. The next prime is 20234032421. The reversal of 20234032402 is 20423043202.

It can be written as a sum of positive squares in 2 ways, for example, as 15455213761 + 4778818641 = 124319^2 + 69129^2 .

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, 324049 + ... + 381412.

Almost surely, 2^20234032402 is an apocalyptic number.

20234032402 is a deficient number, since it is larger than the sum of its proper divisors (10119175610).

20234032402 is a wasteful number, since it uses less digits than its factorization.

20234032402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719804.

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 20234032402 its reverse (20423043202), we get a palindrome (40657075604).

The spelling of 20234032402 in words is "twenty billion, two hundred thirty-four million, thirty-two thousand, four hundred two".