20334011123 has 2 divisors, whose sum is σ = 20334011124. Its totient is φ = 20334011122.

The previous prime is 20334011119. The next prime is 20334011167. The reversal of 20334011123 is 32111043302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20334011123 - 2² = 20334011119 is a prime.

It is a super-2 number, since 2×20334011123² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20334011095 and 20334011104.

It is not a weakly prime, because it can be changed into another prime (20334011723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10167005561 + 10167005562.

It is an arithmetic number, because the mean of its divisors is an integer number (10167005562).

Almost surely, 2^20334011123 is an apocalyptic number.

20334011123 is a deficient number, since it is larger than the sum of its proper divisors (1).

20334011123 is an equidigital number, since it uses as much as digits as its factorization.

20334011123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 20334011123 its reverse (32111043302), we get a palindrome (52445054425).

The spelling of 20334011123 in words is "twenty billion, three hundred thirty-four million, eleven thousand, one hundred twenty-three".