222113111132020 has 24 divisors (see below), whose sum is σ = 467044084168200. Its totient is φ = 88729710968832.

The previous prime is 222113111131997. The next prime is 222113111132071. The reversal of 222113111132020 is 20231111311222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1564355550564 + 220548755581456 = 1250742^2 + 14850884^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222113111131982 and 222113111132000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7220826985 + ... + 7220857744.

It is an arithmetic number, because the mean of its divisors is an integer number (19460170173675).

Almost surely, 2^{222113111132020} is an apocalyptic number.

222113111132020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222113111132020 is an abundant number, since it is smaller than the sum of its proper divisors (244930973036180).

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

222113111132020 is a wasteful number, since it uses less digits than its factorization.

222113111132020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14441685507 (or 14441685505 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 222113111132020 its reverse (20231111311222), we get a palindrome (242344222443242).

The spelling of 222113111132020 in words is "two hundred twenty-two trillion, one hundred thirteen billion, one hundred eleven million, one hundred thirty-two thousand, twenty".