40222321002 has 48 divisors (see below), whose sum is σ = 90058164768. Its totient is φ = 12965954400.

The previous prime is 40222320893. The next prime is 40222321019. The reversal of 40222321002 is 20012322204.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 179088 + ... + 335435.

It is an arithmetic number, because the mean of its divisors is an integer number (1876211766).

Almost surely, 2^40222321002 is an apocalyptic number.

40222321002 is an abundant number, since it is smaller than the sum of its proper divisors (49835843766).

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

40222321002 is a wasteful number, since it uses less digits than its factorization.

40222321002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514675 (or 514672 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 40222321002 its reverse (20012322204), we get a palindrome (60234643206).

The spelling of 40222321002 in words is "forty billion, two hundred twenty-two million, three hundred twenty-one thousand, two".