244420121463131 has 2 divisors, whose sum is σ = 244420121463132. Its totient is φ = 244420121463130.

The previous prime is 244420121463113. The next prime is 244420121463143. The reversal of 244420121463131 is 131364121024442.

244420121463131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (244420121463113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 244420121463131 - 2¹⁰ = 244420121462107 is a prime.

It is a super-2 number, since 2×244420121463131² (a number of 30 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (244420121463731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122210060731565 + 122210060731566.

It is an arithmetic number, because the mean of its divisors is an integer number (122210060731566).

Almost surely, 2^{244420121463131} is an apocalyptic number.

244420121463131 is a deficient number, since it is larger than the sum of its proper divisors (1).

244420121463131 is an equidigital number, since it uses as much as digits as its factorization.

244420121463131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 38.

Adding to 244420121463131 its reverse (131364121024442), we get a palindrome (375784242487573).

The spelling of 244420121463131 in words is "two hundred forty-four trillion, four hundred twenty billion, one hundred twenty-one million, four hundred sixty-three thousand, one hundred thirty-one".