1120221320201 has 16 divisors (see below), whose sum is σ = 1139650069584. Its totient is φ = 1100907085824.

The previous prime is 1120221320191. The next prime is 1120221320233. The reversal of 1120221320201 is 1020231220211.

It can be written as a sum of positive squares in 8 ways, for example, as 1100646976 + 1119120673225 = 33176^2 + 1057885^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120221320201 - 2¹⁸ = 1120221058057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1120221320201.

It is not an unprimeable number, because it can be changed into a prime (1120221320261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41734481 + ... + 41761313.

It is an arithmetic number, because the mean of its divisors is an integer number (71228129349).

Almost surely, 2^{1120221320201} is an apocalyptic number.

It is an amenable number.

1120221320201 is a deficient number, since it is larger than the sum of its proper divisors (19428749383).

1120221320201 is a wasteful number, since it uses less digits than its factorization.

1120221320201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28940.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1120221320201 its reverse (1020231220211), we get a palindrome (2140452540412).

The spelling of 1120221320201 in words is "one trillion, one hundred twenty billion, two hundred twenty-one million, three hundred twenty thousand, two hundred one".