20110034121 has 16 divisors (see below), whose sum is σ = 27232779264. Its totient is φ = 13197271824.

The previous prime is 20110034099. The next prime is 20110034143. The reversal of 20110034121 is 12143001102.

It is an interprime number because it is at equal distance from previous prime (20110034099) and next prime (20110034143).

It is not a de Polignac number, because 20110034121 - 2⁵ = 20110034089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20110034121.

It is not an unprimeable number, because it can be changed into a prime (20110534121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256276 + ... + 325418.

It is an arithmetic number, because the mean of its divisors is an integer number (1702048704).

Almost surely, 2^20110034121 is an apocalyptic number.

It is an amenable number.

20110034121 is a deficient number, since it is larger than the sum of its proper divisors (7122745143).

20110034121 is a wasteful number, since it uses less digits than its factorization.

20110034121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70660.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 20110034121 its reverse (12143001102), we get a palindrome (32253035223).

The spelling of 20110034121 in words is "twenty billion, one hundred ten million, thirty-four thousand, one hundred twenty-one".