40221032221242 has 64 divisors (see below), whose sum is σ = 89581245287040. Its totient is φ = 13376840974848.

The previous prime is 40221032221193. The next prime is 40221032221259. The reversal of 40221032221242 is 24212223012204.

40221032221242 is a `hidden beast` number, since 4 + 0 + 2 + 210 + 322 + 2 + 124 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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, 244456708 + ... + 244621184.

It is an arithmetic number, because the mean of its divisors is an integer number (1399706957610).

Almost surely, 2^{40221032221242} is an apocalyptic number.

40221032221242 is an abundant number, since it is smaller than the sum of its proper divisors (49360213065798).

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

40221032221242 is a wasteful number, since it uses less digits than its factorization.

40221032221242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174652 (or 174646 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 40221032221242 its reverse (24212223012204), we get a palindrome (64433255233446).

The spelling of 40221032221242 in words is "forty trillion, two hundred twenty-one billion, thirty-two million, two hundred twenty-one thousand, two hundred forty-two".