2212220230001 has 4 divisors (see below), whose sum is σ = 2231797400292. Its totient is φ = 2192643059712.

The previous prime is 2212220229943. The next prime is 2212220230009. The reversal of 2212220230001 is 1000320222122.

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 10988070976 + 2201232159025 = 104824^2 + 1483655^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2212220230001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2212220230009) 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, 9788584976 + ... + 9788585201.

It is an arithmetic number, because the mean of its divisors is an integer number (557949350073).

Almost surely, 2^{2212220230001} is an apocalyptic number.

It is an amenable number.

2212220230001 is a deficient number, since it is larger than the sum of its proper divisors (19577170291).

2212220230001 is a wasteful number, since it uses less digits than its factorization.

2212220230001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19577170290.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 2212220230001 its reverse (1000320222122), we get a palindrome (3212540452123).

The spelling of 2212220230001 in words is "two trillion, two hundred twelve billion, two hundred twenty million, two hundred thirty thousand, one".