1120221222111 has 48 divisors (see below), whose sum is σ = 1706927424384. Its totient is φ = 734002293024.

The previous prime is 1120221222083. The next prime is 1120221222143. The reversal of 1120221222111 is 1112221220211.

1120221222111 is a `hidden beast` number, since 112 + 0 + 221 + 222 + 111 = 666.

It is not a de Polignac number, because 1120221222111 - 2¹³ = 1120221213919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120221222161) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7134825 + ... + 7290141.

It is an arithmetic number, because the mean of its divisors is an integer number (35560988008).

Almost surely, 2^{1120221222111} is an apocalyptic number.

1120221222111 is a deficient number, since it is larger than the sum of its proper divisors (586706202273).

1120221222111 is an equidigital number, since it uses as much as digits as its factorization.

1120221222111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155842 (or 155830 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 1120221222111 its reverse (1112221220211), we get a palindrome (2232442442322).

The spelling of 1120221222111 in words is "one trillion, one hundred twenty billion, two hundred twenty-one million, two hundred twenty-two thousand, one hundred eleven".