100434023042 has 16 divisors (see below), whose sum is σ = 157218001920. Its totient is φ = 48028492512.

The previous prime is 100434022999. The next prime is 100434023077. The reversal of 100434023042 is 240320434001.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 100434022999 and 100434023017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333023 + ... + 558365.

It is an arithmetic number, because the mean of its divisors is an integer number (9826125120).

Almost surely, 2^100434023042 is an apocalyptic number.

100434023042 is a deficient number, since it is larger than the sum of its proper divisors (56783978878).

100434023042 is a wasteful number, since it uses less digits than its factorization.

100434023042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235057.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 100434023042 its reverse (240320434001), we get a palindrome (340754457043).

The spelling of 100434023042 in words is "one hundred billion, four hundred thirty-four million, twenty-three thousand, forty-two".