20110042001 has 16 divisors (see below), whose sum is σ = 23169514368. Its totient is φ = 17097350400.

The previous prime is 20110041877. The next prime is 20110042003. The reversal of 20110042001 is 10024001102.

It is a cyclic number.

It is not a de Polignac number, because 20110042001 - 2²⁶ = 20042933137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20110042003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2593991 + ... + 2601731.

It is an arithmetic number, because the mean of its divisors is an integer number (1448094648).

Almost surely, 2^20110042001 is an apocalyptic number.

It is an amenable number.

20110042001 is a deficient number, since it is larger than the sum of its proper divisors (3059472367).

20110042001 is a wasteful number, since it uses less digits than its factorization.

20110042001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10712.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20110042001 its reverse (10024001102), we get a palindrome (30134043103).

The spelling of 20110042001 in words is "twenty billion, one hundred ten million, forty-two thousand, one".