2123414123 has 4 divisors (see below), whose sum is σ = 2125439400. Its totient is φ = 2121388848.

The previous prime is 2123414107. The next prime is 2123414131. The reversal of 2123414123 is 3214143212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2123414123 - 2⁴ = 2123414107 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2123414143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011065 + ... + 1013162.

It is an arithmetic number, because the mean of its divisors is an integer number (531359850).

Almost surely, 2^2123414123 is an apocalyptic number.

2123414123 is a deficient number, since it is larger than the sum of its proper divisors (2025277).

2123414123 is a wasteful number, since it uses less digits than its factorization.

2123414123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2025276.

The product of its digits is 1152, while the sum is 23.

The square root of 2123414123 is about 46080.5178247814. The cubic root of 2123414123 is about 1285.3208932778.

Adding to 2123414123 its reverse (3214143212), we get a palindrome (5337557335).

The spelling of 2123414123 in words is "two billion, one hundred twenty-three million, four hundred fourteen thousand, one hundred twenty-three".