40222240123312 has 120 divisors (see below), whose sum is σ = 85586759239680. Its totient is φ = 18300112346880.

The previous prime is 40222240123301. The next prime is 40222240123339. The reversal of 40222240123312 is 21332104222204.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2641500243 + ... + 2641515469.

It is an arithmetic number, because the mean of its divisors is an integer number (713222993664).

Almost surely, 2^{40222240123312} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40222240123312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42793379619840).

40222240123312 is an abundant number, since it is smaller than the sum of its proper divisors (45364519116368).

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

40222240123312 is a wasteful number, since it uses less digits than its factorization.

40222240123312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29091 (or 29072 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 40222240123312 its reverse (21332104222204), we get a palindrome (61554344345516).

The spelling of 40222240123312 in words is "forty trillion, two hundred twenty-two billion, two hundred forty million, one hundred twenty-three thousand, three hundred twelve".