120221001101 has 2 divisors, whose sum is σ = 120221001102. Its totient is φ = 120221001100.

The previous prime is 120221001091. The next prime is 120221001107. The reversal of 120221001101 is 101100122021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116383322500 + 3837678601 = 341150^2 + 61949^2 .

It is a cyclic number.

It is not a de Polignac number, because 120221001101 - 2⁶ = 120221001037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120221001107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60110500550 + 60110500551.

It is an arithmetic number, because the mean of its divisors is an integer number (60110500551).

Almost surely, 2^120221001101 is an apocalyptic number.

It is an amenable number.

120221001101 is a deficient number, since it is larger than the sum of its proper divisors (1).

120221001101 is an equidigital number, since it uses as much as digits as its factorization.

120221001101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120221001101 its reverse (101100122021), we get a palindrome (221321123122).

The spelling of 120221001101 in words is "one hundred twenty billion, two hundred twenty-one million, one thousand, one hundred one".