222011222001120 has 72 divisors (see below), whose sum is σ = 757613295083736. Its totient is φ = 59202992533248.

The previous prime is 222011222001097. The next prime is 222011222001131. The reversal of 222011222001120 is 21100222110222.

It is a happy number.

222011222001120 is a `hidden beast` number, since 2 + 220 + 1 + 122 + 200 + 1 + 120 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

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

It is a junction number, because it is equal to n+sod(n) for n = 222011222001093 and 222011222001102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77087228422 + ... + 77087231301.

It is an arithmetic number, because the mean of its divisors is an integer number (10522406876163).

Almost surely, 2^{222011222001120} is an apocalyptic number.

222011222001120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222011222001120 is an abundant number, since it is smaller than the sum of its proper divisors (535602073082616).

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

222011222001120 is a wasteful number, since it uses less digits than its factorization.

222011222001120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154174459744 (or 154174459733 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222011222001120 its reverse (21100222110222), we get a palindrome (243111444111342).

The spelling of 222011222001120 in words is "two hundred twenty-two trillion, eleven billion, two hundred twenty-two million, one thousand, one hundred twenty".