20042024042 has 4 divisors (see below), whose sum is σ = 30063036066. Its totient is φ = 10021012020.

The previous prime is 20042024039. The next prime is 20042024063. The reversal of 20042024042 is 24042024002.

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

It can be written as a sum of positive squares in only one way, i.e., 10379330641 + 9662693401 = 101879^2 + 98299^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010506009 + ... + 5010506012.

Almost surely, 2^20042024042 is an apocalyptic number.

20042024042 is a deficient number, since it is larger than the sum of its proper divisors (10021012024).

20042024042 is a wasteful number, since it uses less digits than its factorization.

20042024042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10021012023.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 20042024042 its reverse (24042024002), we get a palindrome (44084048044).

The spelling of 20042024042 in words is "twenty billion, forty-two million, twenty-four thousand, forty-two".