2212223011001 has 4 divisors (see below), whose sum is σ = 2342353776372. Its totient is φ = 2082092245632.

The previous prime is 2212223010973. The next prime is 2212223011013. The reversal of 2212223011001 is 1001103222122.

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 751170623401 + 1461052387600 = 866701^2 + 1208740^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212223011001 - 2⁶ = 2212223010937 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 130130765353 = 2212223011001 / (2 + 2 + 1 + 2 + 2 + 2 + 3 + 0 + 1 + 1 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212223011021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65065382660 + ... + 65065382693.

It is an arithmetic number, because the mean of its divisors is an integer number (585588444093).

Almost surely, 2^{2212223011001} is an apocalyptic number.

It is an amenable number.

2212223011001 is a deficient number, since it is larger than the sum of its proper divisors (130130765371).

2212223011001 is a wasteful number, since it uses less digits than its factorization.

2212223011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130130765370.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2212223011001 its reverse (1001103222122), we get a palindrome (3213326233123).

The spelling of 2212223011001 in words is "two trillion, two hundred twelve billion, two hundred twenty-three million, eleven thousand, one".