2251071023 has 2 divisors, whose sum is σ = 2251071024. Its totient is φ = 2251071022.

The previous prime is 2251071007. The next prime is 2251071041. The reversal of 2251071023 is 3201701522.

It is a happy number.

2251071023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2251071023 - 2⁴ = 2251071007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2251071023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2251070023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125535511 + 1125535512.

It is an arithmetic number, because the mean of its divisors is an integer number (1125535512).

Almost surely, 2^2251071023 is an apocalyptic number.

2251071023 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251071023 is an equidigital number, since it uses as much as digits as its factorization.

2251071023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 2251071023 is about 47445.4531330453. The cubic root of 2251071023 is about 1310.5785807386.

Adding to 2251071023 its reverse (3201701522), we get a palindrome (5452772545).

The spelling of 2251071023 in words is "two billion, two hundred fifty-one million, seventy-one thousand, twenty-three".