440423011122 has 16 divisors (see below), whose sum is σ = 881052893280. Its totient is φ = 146773191872.

The previous prime is 440423011121. The next prime is 440423011153. The reversal of 440423011122 is 221110324044.

It is a junction number, because it is equal to n+sod(n) for n = 440423011092 and 440423011101.

It is not an unprimeable number, because it can be changed into a prime (440423011121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8591943 + ... + 8643050.

It is an arithmetic number, because the mean of its divisors is an integer number (55065805830).

Almost surely, 2^440423011122 is an apocalyptic number.

440423011122 is an abundant number, since it is smaller than the sum of its proper divisors (440629882158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440423011122 is a wasteful number, since it uses less digits than its factorization.

440423011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17239257.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 440423011122 its reverse (221110324044), we get a palindrome (661533335166).

The spelling of 440423011122 in words is "four hundred forty billion, four hundred twenty-three million, eleven thousand, one hundred twenty-two".