222131110104 has 80 divisors (see below), whose sum is σ = 635410591200. Its totient is φ = 72468295488.

The previous prime is 222131110001. The next prime is 222131110109. The reversal of 222131110104 is 401011131222.

It is a super-3 number, since 3×222131110104³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222131110109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3616299 + ... + 3677210.

It is an arithmetic number, because the mean of its divisors is an integer number (7942632390).

Almost surely, 2^222131110104 is an apocalyptic number.

222131110104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

222131110104 is an abundant number, since it is smaller than the sum of its proper divisors (413279481096).

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

222131110104 is a wasteful number, since it uses less digits than its factorization.

222131110104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7293574 (or 7293561 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 222131110104 its reverse (401011131222), we get a palindrome (623142241326).

The spelling of 222131110104 in words is "two hundred twenty-two billion, one hundred thirty-one million, one hundred ten thousand, one hundred four".