120201211101213 has 18 divisors (see below), whose sum is σ = 190842877865822. Its totient is φ = 72849218848560.

The previous prime is 120201211101137. The next prime is 120201211101229. The reversal of 120201211101213 is 312101112102021.

It is a happy number.

120201211101213 is a `hidden beast` number, since 120 + 20 + 1 + 211 + 101 + 213 = 666.

It can be written as a sum of positive squares in only one way, i.e., 118262427771609 + 1938783329604 = 10874853^2 + 1392402^2 .

It is not a de Polignac number, because 120201211101213 - 2¹⁸ = 120201210839069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120201211101113) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 55188801070 + ... + 55188803247.

Almost surely, 2^{120201211101213} is an apocalyptic number.

It is an amenable number.

120201211101213 is a deficient number, since it is larger than the sum of its proper divisors (70641666764609).

120201211101213 is a wasteful number, since it uses less digits than its factorization.

120201211101213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110377604345 (or 110377604331 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 120201211101213 its reverse (312101112102021), we get a palindrome (432302323203234).

The spelling of 120201211101213 in words is "one hundred twenty trillion, two hundred one billion, two hundred eleven million, one hundred one thousand, two hundred thirteen".