244120004431 has 2 divisors, whose sum is σ = 244120004432. Its totient is φ = 244120004430.

The previous prime is 244120004417. The next prime is 244120004441. The reversal of 244120004431 is 134400021442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 244120004431 - 2⁵ = 244120004399 is a prime.

It is a super-2 number, since 2×244120004431² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 244120004396 and 244120004405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244120004441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122060002215 + 122060002216.

It is an arithmetic number, because the mean of its divisors is an integer number (122060002216).

Almost surely, 2^244120004431 is an apocalyptic number.

244120004431 is a deficient number, since it is larger than the sum of its proper divisors (1).

244120004431 is an equidigital number, since it uses as much as digits as its factorization.

244120004431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 244120004431 its reverse (134400021442), we get a palindrome (378520025873).

The spelling of 244120004431 in words is "two hundred forty-four billion, one hundred twenty million, four thousand, four hundred thirty-one".