2133231401 has 8 divisors (see below), whose sum is σ = 2441423040. Its totient is φ = 1825900848.

The previous prime is 2133231343. The next prime is 2133231407. The reversal of 2133231401 is 1041323312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2133231401 - 2²⁶ = 2066122537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2133231407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209951 + ... + 219876.

It is an arithmetic number, because the mean of its divisors is an integer number (305177880).

Almost surely, 2^2133231401 is an apocalyptic number.

It is an amenable number.

2133231401 is a deficient number, since it is larger than the sum of its proper divisors (308191639).

2133231401 is an equidigital number, since it uses as much as digits as its factorization.

2133231401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430543.

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

The square root of 2133231401 is about 46186.9180721122. The cubic root of 2133231401 is about 1287.2986761089.

Adding to 2133231401 its reverse (1041323312), we get a palindrome (3174554713).

The spelling of 2133231401 in words is "two billion, one hundred thirty-three million, two hundred thirty-one thousand, four hundred one".