1011322222201 has 4 divisors (see below), whose sum is σ = 1064549707600. Its totient is φ = 958094736804.

The previous prime is 1011322222151. The next prime is 1011322222217. The reversal of 1011322222201 is 1022222231101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1011322222201 - 2²⁷ = 1011188004473 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 53227485379 = 1011322222201 / (1 + 0 + 1 + 1 + 3 + 2 + 2 + 2 + 2 + 2 + 2 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011322222271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26613742671 + ... + 26613742708.

It is an arithmetic number, because the mean of its divisors is an integer number (266137426900).

Almost surely, 2^{1011322222201} is an apocalyptic number.

It is an amenable number.

1011322222201 is a deficient number, since it is larger than the sum of its proper divisors (53227485399).

1011322222201 is an equidigital number, since it uses as much as digits as its factorization.

1011322222201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53227485398.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1011322222201 its reverse (1022222231101), we get a palindrome (2033544453302).

The spelling of 1011322222201 in words is "one trillion, eleven billion, three hundred twenty-two million, two hundred twenty-two thousand, two hundred one".