2251204426241 has 4 divisors (see below), whose sum is σ = 2253100977072. Its totient is φ = 2249307875412.

The previous prime is 2251204426223. The next prime is 2251204426249. The reversal of 2251204426241 is 1426244021522.

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 2251204426241 - 2²² = 2251200231937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2251204426249) 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 3 ways as a sum of consecutive naturals, for example, 948273635 + ... + 948276008.

It is an arithmetic number, because the mean of its divisors is an integer number (563275244268).

Almost surely, 2^{2251204426241} is an apocalyptic number.

It is an amenable number.

2251204426241 is a deficient number, since it is larger than the sum of its proper divisors (1896550831).

2251204426241 is a wasteful number, since it uses less digits than its factorization.

2251204426241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1896550830.

The product of its (nonzero) digits is 61440, while the sum is 35.

Adding to 2251204426241 its reverse (1426244021522), we get a palindrome (3677448447763).

The spelling of 2251204426241 in words is "two trillion, two hundred fifty-one billion, two hundred four million, four hundred twenty-six thousand, two hundred forty-one".