20040100234 has 32 divisors (see below), whose sum is σ = 37848684672. Its totient is φ = 7730520000.

The previous prime is 20040100229. The next prime is 20040100277. The reversal of 20040100234 is 43200104002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 628657 + ... + 659764.

It is an arithmetic number, because the mean of its divisors is an integer number (1182771396).

Almost surely, 2^20040100234 is an apocalyptic number.

20040100234 is a deficient number, since it is larger than the sum of its proper divisors (17808584438).

20040100234 is a wasteful number, since it uses less digits than its factorization.

20040100234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288542.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 20040100234 its reverse (43200104002), we get a palindrome (63240204236).

The spelling of 20040100234 in words is "twenty billion, forty million, one hundred thousand, two hundred thirty-four".