40220000022 has 16 divisors (see below), whose sum is σ = 81236436912. Its totient is φ = 13273927200.

The previous prime is 40219999993. The next prime is 40220000027. The reversal of 40220000022 is 22000002204.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40219999962 and 40220000007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40220000027) 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, 33184213 + ... + 33185424.

It is an arithmetic number, because the mean of its divisors is an integer number (5077277307).

Almost surely, 2^40220000022 is an apocalyptic number.

40220000022 is an abundant number, since it is smaller than the sum of its proper divisors (41016436890).

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

40220000022 is a wasteful number, since it uses less digits than its factorization.

40220000022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66369743.

The product of its (nonzero) digits is 64, while the sum is 12.

Adding to 40220000022 its reverse (22000002204), we get a palindrome (62220002226).

The spelling of 40220000022 in words is "forty billion, two hundred twenty million, twenty-two", and thus it is an aban number.