222022000040 has 16 divisors (see below), whose sum is σ = 499549500180. Its totient is φ = 88808800000.

The previous prime is 222022000003. The next prime is 222022000043. The reversal of 222022000040 is 40000220222.

It can be written as a sum of positive squares in 2 ways, for example, as 219554096356 + 2467903684 = 468566^2 + 49678^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222021999979 and 222022000024.

It is not an unprimeable number, because it can be changed into a prime (222022000043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2775274961 + ... + 2775275040.

Almost surely, 2^222022000040 is an apocalyptic number.

222022000040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222022000040 is an abundant number, since it is smaller than the sum of its proper divisors (277527500140).

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

222022000040 is a wasteful number, since it uses less digits than its factorization.

222022000040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5550550012 (or 5550550008 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 222022000040 its reverse (40000220222), we get a palindrome (262022220262).

The spelling of 222022000040 in words is "two hundred twenty-two billion, twenty-two million, forty", and thus it is an aban number.