20032122011 has 8 divisors (see below), whose sum is σ = 22443852144. Its totient is φ = 17718829920.

The previous prime is 20032122007. The next prime is 20032122017. The reversal of 20032122011 is 11022123002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20032122011 - 2² = 20032122007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20032122017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24609080 + ... + 24609893.

It is an arithmetic number, because the mean of its divisors is an integer number (2805481518).

Almost surely, 2^20032122011 is an apocalyptic number.

20032122011 is a deficient number, since it is larger than the sum of its proper divisors (2411730133).

20032122011 is a wasteful number, since it uses less digits than its factorization.

20032122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49219021.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20032122011 its reverse (11022123002), we get a palindrome (31054245013).

Subtracting from 20032122011 its reverse (11022123002), we obtain a palindrome (9009999009).

The spelling of 20032122011 in words is "twenty billion, thirty-two million, one hundred twenty-two thousand, eleven".