40221820222 has 16 divisors (see below), whose sum is σ = 63436341600. Its totient is φ = 19099110240.

The previous prime is 40221820217. The next prime is 40221820229. The reversal of 40221820222 is 22202812204.

40221820222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40221820229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5680722 + ... + 5687797.

It is an arithmetic number, because the mean of its divisors is an integer number (3964771350).

Almost surely, 2^40221820222 is an apocalyptic number.

40221820222 is a deficient number, since it is larger than the sum of its proper divisors (23214521378).

40221820222 is a wasteful number, since it uses less digits than its factorization.

40221820222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11368611.

The product of its (nonzero) digits is 2048, while the sum is 25.

The spelling of 40221820222 in words is "forty billion, two hundred twenty-one million, eight hundred twenty thousand, two hundred twenty-two".