2251332242041 has 4 divisors (see below), whose sum is σ = 2323955862784. Its totient is φ = 2178708621300.

The previous prime is 2251332242021. The next prime is 2251332242077. The reversal of 2251332242041 is 1402422331522.

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 2251332242041 - 2⁵ = 2251332242009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 72623620711 = 2251332242041 / (2 + 2 + 5 + 1 + 3 + 3 + 2 + 2 + 4 + 2 + 0 + 4 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2251332241994 and 2251332242012.

It is not an unprimeable number, because it can be changed into a prime (2251332242021) 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, 36311810325 + ... + 36311810386.

It is an arithmetic number, because the mean of its divisors is an integer number (580988965696).

Almost surely, 2^{2251332242041} is an apocalyptic number.

It is an amenable number.

2251332242041 is a deficient number, since it is larger than the sum of its proper divisors (72623620743).

2251332242041 is an equidigital number, since it uses as much as digits as its factorization.

2251332242041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72623620742.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 2251332242041 its reverse (1402422331522), we get a palindrome (3653754573563).

The spelling of 2251332242041 in words is "two trillion, two hundred fifty-one billion, three hundred thirty-two million, two hundred forty-two thousand, forty-one".