222012222111120 has 160 divisors (see below), whose sum is σ = 794666428593408. Its totient is φ = 50222499692544.

The previous prime is 222012222111103. The next prime is 222012222111149. The reversal of 222012222111120 is 21111222210222.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 681023289 + ... + 681349208.

Almost surely, 2^{222012222111120} is an apocalyptic number.

222012222111120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222012222111120 is an abundant number, since it is smaller than the sum of its proper divisors (572654206482288).

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

222012222111120 is a wasteful number, since it uses less digits than its factorization.

222012222111120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362372617 (or 1362372611 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 222012222111120 its reverse (21111222210222), we get a palindrome (243123444321342).

The spelling of 222012222111120 in words is "two hundred twenty-two trillion, twelve billion, two hundred twenty-two million, one hundred eleven thousand, one hundred twenty".