20011034404 has 12 divisors (see below), whose sum is σ = 35020868764. Its totient is φ = 10005071904.

The previous prime is 20011034363. The next prime is 20011034413. The reversal of 20011034404 is 40443011002.

It can be written as a sum of positive squares in 2 ways, for example, as 5908996900 + 14102037504 = 76870^2 + 118752^2 .

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, 2782 + ... + 200074.

Almost surely, 2^20011034404 is an apocalyptic number.

It is an amenable number.

20011034404 is a deficient number, since it is larger than the sum of its proper divisors (15009834360).

20011034404 is a wasteful number, since it uses less digits than its factorization.

20011034404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222654 (or 222652 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 20011034404 its reverse (40443011002), we get a palindrome (60454045406).

The spelling of 20011034404 in words is "twenty billion, eleven million, thirty-four thousand, four hundred four".