2123112132401 has 16 divisors (see below), whose sum is σ = 2315880053760. Its totient is φ = 1934562502080.

The previous prime is 2123112132389. The next prime is 2123112132413. The reversal of 2123112132401 is 1042312113212.

It is an interprime number because it is at equal distance from previous prime (2123112132389) and next prime (2123112132413).

It is not a de Polignac number, because 2123112132401 - 2³⁴ = 2105932263217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2123112132431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4489811 + ... + 4940103.

It is an arithmetic number, because the mean of its divisors is an integer number (144742503360).

Almost surely, 2^{2123112132401} is an apocalyptic number.

It is an amenable number.

2123112132401 is a deficient number, since it is larger than the sum of its proper divisors (192767921359).

2123112132401 is a wasteful number, since it uses less digits than its factorization.

2123112132401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454976.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 2123112132401 its reverse (1042312113212), we get a palindrome (3165424245613).

The spelling of 2123112132401 in words is "two trillion, one hundred twenty-three billion, one hundred twelve million, one hundred thirty-two thousand, four hundred one".