2023121123 has 2 divisors, whose sum is σ = 2023121124. Its totient is φ = 2023121122.

The previous prime is 2023121119. The next prime is 2023121137. The reversal of 2023121123 is 3211213202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2023121123 - 2² = 2023121119 is a prime.

It is a super-2 number, since 2×2023121123² = 8186038156657562258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2023121323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011560561 + 1011560562.

It is an arithmetic number, because the mean of its divisors is an integer number (1011560562).

Almost surely, 2^2023121123 is an apocalyptic number.

2023121123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2023121123 is an equidigital number, since it uses as much as digits as its factorization.

2023121123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2023121123 is about 44979.1187441462. The cubic root of 2023121123 is about 1264.7575913830.

Adding to 2023121123 its reverse (3211213202), we get a palindrome (5234334325).

The spelling of 2023121123 in words is "two billion, twenty-three million, one hundred twenty-one thousand, one hundred twenty-three".