20114233121 has 4 divisors (see below), whose sum is σ = 20157304752. Its totient is φ = 20071161492.

The previous prime is 20114233081. The next prime is 20114233127. The reversal of 20114233121 is 12133241102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20114233121 - 2⁶ = 20114233057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20114233093 and 20114233102.

It is not an unprimeable number, because it can be changed into a prime (20114233127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21535115 + ... + 21536048.

It is an arithmetic number, because the mean of its divisors is an integer number (5039326188).

Almost surely, 2^20114233121 is an apocalyptic number.

It is an amenable number.

20114233121 is a deficient number, since it is larger than the sum of its proper divisors (43071631).

20114233121 is an equidigital number, since it uses as much as digits as its factorization.

20114233121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43071630.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 20114233121 its reverse (12133241102), we get a palindrome (32247474223).

The spelling of 20114233121 in words is "twenty billion, one hundred fourteen million, two hundred thirty-three thousand, one hundred twenty-one".