1002222011201 has 4 divisors (see below), whose sum is σ = 1061176247172. Its totient is φ = 943267775232.

The previous prime is 1002222011183. The next prime is 1002222011209. The reversal of 1002222011201 is 1021102222001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 452288530576 + 549933480625 = 672524^2 + 741575^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002222011201 - 2¹⁸ = 1002221749057 is a prime.

It is a super-3 number, since 3×1002222011201³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1002222011209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29477117960 + ... + 29477117993.

It is an arithmetic number, because the mean of its divisors is an integer number (265294061793).

Almost surely, 2^{1002222011201} is an apocalyptic number.

It is an amenable number.

1002222011201 is a deficient number, since it is larger than the sum of its proper divisors (58954235971).

1002222011201 is an equidigital number, since it uses as much as digits as its factorization.

1002222011201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58954235970.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1002222011201 its reverse (1021102222001), we get a palindrome (2023324233202).

The spelling of 1002222011201 in words is "one trillion, two billion, two hundred twenty-two million, eleven thousand, two hundred one".