40320124122 has 32 divisors (see below), whose sum is σ = 81738996480. Its totient is φ = 13257241920.

The previous prime is 40320124121. The next prime is 40320124147. The reversal of 40320124122 is 22142102304.

It is not an unprimeable number, because it can be changed into a prime (40320124121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 462828 + ... + 543000.

It is an arithmetic number, because the mean of its divisors is an integer number (2554343640).

Almost surely, 2^40320124122 is an apocalyptic number.

40320124122 is an abundant number, since it is smaller than the sum of its proper divisors (41418872358).

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

40320124122 is a wasteful number, since it uses less digits than its factorization.

40320124122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81318.

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

Adding to 40320124122 its reverse (22142102304), we get a palindrome (62462226426).

The spelling of 40320124122 in words is "forty billion, three hundred twenty million, one hundred twenty-four thousand, one hundred twenty-two".