1120221011986 has 4 divisors (see below), whose sum is σ = 1680331517982. Its totient is φ = 560110505992.

The previous prime is 1120221011983. The next prime is 1120221012013. The reversal of 1120221011986 is 6891101220211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 826679189961 + 293541822025 = 909219^2 + 541795^2 .

It is not an unprimeable number, because it can be changed into a prime (1120221011983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280055252995 + ... + 280055252998.

Almost surely, 2^{1120221011986} is an apocalyptic number.

1120221011986 is a deficient number, since it is larger than the sum of its proper divisors (560110505996).

1120221011986 is an equidigital number, since it uses as much as digits as its factorization.

1120221011986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560110505995.

The product of its (nonzero) digits is 3456, while the sum is 34.

The spelling of 1120221011986 in words is "one trillion, one hundred twenty billion, two hundred twenty-one million, eleven thousand, nine hundred eighty-six".