2251443002231 has 4 divisors (see below), whose sum is σ = 2256790848264. Its totient is φ = 2246095156200.

The previous prime is 2251443002191. The next prime is 2251443002239. The reversal of 2251443002231 is 1322003441522.

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 2251443002231 - 2¹⁰ = 2251443001207 is a prime.

It is a super-2 number, since 2×2251443002231² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2251443002194 and 2251443002203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251443002239) 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, 2673922385 + ... + 2673923226.

It is an arithmetic number, because the mean of its divisors is an integer number (564197712066).

Almost surely, 2^{2251443002231} is an apocalyptic number.

2251443002231 is a deficient number, since it is larger than the sum of its proper divisors (5347846033).

2251443002231 is an equidigital number, since it uses as much as digits as its factorization.

2251443002231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5347846032.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 2251443002231 its reverse (1322003441522), we get a palindrome (3573446443753).

The spelling of 2251443002231 in words is "two trillion, two hundred fifty-one billion, four hundred forty-three million, two thousand, two hundred thirty-one".