111010120001201 has 2 divisors, whose sum is σ = 111010120001202. Its totient is φ = 111010120001200.

The previous prime is 111010120001161. The next prime is 111010120001267. The reversal of 111010120001201 is 102100021010111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92201860752400 + 18808259248801 = 9602180^2 + 4336849^2 .

It is a cyclic number.

It is not a de Polignac number, because 111010120001201 - 2¹⁴ = 111010119984817 is a prime.

It is not a weakly prime, because it can be changed into another prime (111010120061201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505060000600 + 55505060000601.

It is an arithmetic number, because the mean of its divisors is an integer number (55505060000601).

Almost surely, 2^{111010120001201} is an apocalyptic number.

It is an amenable number.

111010120001201 is a deficient number, since it is larger than the sum of its proper divisors (1).

111010120001201 is an equidigital number, since it uses as much as digits as its factorization.

111010120001201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111010120001201 its reverse (102100021010111), we get a palindrome (213110141011312).

The spelling of 111010120001201 in words is "one hundred eleven trillion, ten billion, one hundred twenty million, one thousand, two hundred one".