120111220210201 has 6 divisors (see below), whose sum is σ = 132023076760106. Its totient is φ = 109192018372800.

The previous prime is 120111220210171. The next prime is 120111220210217. The reversal of 120111220210201 is 102012022111021.

It can be written as a sum of positive squares in only one way, i.e., 68732788194576 + 51378432015625 = 8290524^2 + 7167875^2 .

It is not a de Polignac number, because 120111220210201 - 2⁵ = 120111220210169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120111220210231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 496327356120 + ... + 496327356361.

Almost surely, 2^{120111220210201} is an apocalyptic number.

120111220210201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120111220210201 is a deficient number, since it is larger than the sum of its proper divisors (11911856549905).

120111220210201 is an equidigital number, since it uses as much as digits as its factorization.

120111220210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992654712503 (or 992654712492 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 120111220210201 its reverse (102012022111021), we get a palindrome (222123242321222).

The spelling of 120111220210201 in words is "one hundred twenty trillion, one hundred eleven billion, two hundred twenty million, two hundred ten thousand, two hundred one".