222203004200120 has 16 divisors (see below), whose sum is σ = 499956759450360. Its totient is φ = 88881201680032.

The previous prime is 222203004200113. The next prime is 222203004200153. The reversal of 222203004200120 is 21002400302222.

It is a super-2 number, since 2×222203004200120² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 222203004200092 and 222203004200101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2777537552462 + ... + 2777537552541.

Almost surely, 2^{222203004200120} is an apocalyptic number.

222203004200120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222203004200120 is an abundant number, since it is smaller than the sum of its proper divisors (277753755250240).

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

222203004200120 is a wasteful number, since it uses less digits than its factorization.

222203004200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5555075105014 (or 5555075105010 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 222203004200120 its reverse (21002400302222), we get a palindrome (243205404502342).

The spelling of 222203004200120 in words is "two hundred twenty-two trillion, two hundred three billion, four million, two hundred thousand, one hundred twenty".