40501121222 has 16 divisors (see below), whose sum is σ = 63421015392. Its totient is φ = 19361559360.

The previous prime is 40501121209. The next prime is 40501121233. The reversal of 40501121222 is 22212110504.

It is a junction number, because it is equal to n+sod(n) for n = 40501121194 and 40501121203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88073 + ... + 297924.

It is an arithmetic number, because the mean of its divisors is an integer number (3963813462).

Almost surely, 2^40501121222 is an apocalyptic number.

40501121222 is a deficient number, since it is larger than the sum of its proper divisors (22919894170).

40501121222 is a wasteful number, since it uses less digits than its factorization.

40501121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388303.

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 40501121222 its reverse (22212110504), we get a palindrome (62713231726).

The spelling of 40501121222 in words is "forty billion, five hundred one million, one hundred twenty-one thousand, two hundred twenty-two".