2146121775233 has 4 divisors (see below), whose sum is σ = 2146151278128. Its totient is φ = 2146092272340.

The previous prime is 2146121775227. The next prime is 2146121775253. The reversal of 2146121775233 is 3325771216412.

It is a happy number.

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 2146121775233 - 2⁶ = 2146121775169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2146121775253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14642063 + ... + 14787908.

It is an arithmetic number, because the mean of its divisors is an integer number (536537819532).

Almost surely, 2^{2146121775233} is an apocalyptic number.

It is an amenable number.

2146121775233 is a deficient number, since it is larger than the sum of its proper divisors (29502895).

2146121775233 is an equidigital number, since it uses as much as digits as its factorization.

2146121775233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29502894.

The product of its digits is 423360, while the sum is 44.

The spelling of 2146121775233 in words is "two trillion, one hundred forty-six billion, one hundred twenty-one million, seven hundred seventy-five thousand, two hundred thirty-three".