40244120103 has 32 divisors (see below), whose sum is σ = 60247590912. Its totient is φ = 23687848800.

The previous prime is 40244120089. The next prime is 40244120123. The reversal of 40244120103 is 30102144204.

It is not a de Polignac number, because 40244120103 - 2⁵ = 40244120071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40244120103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40244120123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28800 + ... + 285162.

It is an arithmetic number, because the mean of its divisors is an integer number (1882737216).

Almost surely, 2^40244120103 is an apocalyptic number.

40244120103 is a deficient number, since it is larger than the sum of its proper divisors (20003470809).

40244120103 is a wasteful number, since it uses less digits than its factorization.

40244120103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256515.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 40244120103 its reverse (30102144204), we get a palindrome (70346264307).

The spelling of 40244120103 in words is "forty billion, two hundred forty-four million, one hundred twenty thousand, one hundred three".