222213000040 has 32 divisors (see below), whose sum is σ = 500221089000. Its totient is φ = 88842206464.

The previous prime is 222213000019. The next prime is 222213000043. The reversal of 222213000040 is 40000312222.

It can be written as a sum of positive squares in 4 ways, for example, as 136224475396 + 85988524644 = 369086^2 + 293238^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222212999978 and 222213000023.

It is not an unprimeable number, because it can be changed into a prime (222213000043) 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, 1259755 + ... + 1425274.

Almost surely, 2^222213000040 is an apocalyptic number.

222213000040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222213000040 is an abundant number, since it is smaller than the sum of its proper divisors (278008088960).

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

222213000040 is a wasteful number, since it uses less digits than its factorization.

222213000040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2687109 (or 2687105 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 222213000040 its reverse (40000312222), we get a palindrome (262213312262).

The spelling of 222213000040 in words is "two hundred twenty-two billion, two hundred thirteen million, forty", and thus it is an aban number.