2253111540321 has 4 divisors (see below), whose sum is σ = 3004148720432. Its totient is φ = 1502074360212.

The previous prime is 2253111540319. The next prime is 2253111540343. The reversal of 2253111540321 is 1230451113522.

It is a happy number.

2253111540321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 2253111540321 - 2¹ = 2253111540319 is a prime.

It is a super-2 number, since 2×2253111540321² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2253111540301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375518590051 + ... + 375518590056.

It is an arithmetic number, because the mean of its divisors is an integer number (751037180108).

Almost surely, 2^{2253111540321} is an apocalyptic number.

It is an amenable number.

2253111540321 is a deficient number, since it is larger than the sum of its proper divisors (751037180111).

2253111540321 is an equidigital number, since it uses as much as digits as its factorization.

2253111540321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751037180110.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 2253111540321 its reverse (1230451113522), we get a palindrome (3483562653843).

The spelling of 2253111540321 in words is "two trillion, two hundred fifty-three billion, one hundred eleven million, five hundred forty thousand, three hundred twenty-one".