2212022122001 has 8 divisors (see below), whose sum is σ = 2342239903944. Its totient is φ = 2081815321600.

The previous prime is 2212022121979. The next prime is 2212022122073. The reversal of 2212022122001 is 1002212202122.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1105023542401 + 1106998579600 = 1051201^2 + 1052140^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2212022122001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2212022122901) 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 7 ways as a sum of consecutive naturals, for example, 2328860 + ... + 3138093.

It is an arithmetic number, because the mean of its divisors is an integer number (292779987993).

Almost surely, 2^{2212022122001} is an apocalyptic number.

It is an amenable number.

2212022122001 is a deficient number, since it is larger than the sum of its proper divisors (130217781943).

2212022122001 is a wasteful number, since it uses less digits than its factorization.

2212022122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5490771.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2212022122001 its reverse (1002212202122), we get a palindrome (3214234324123).

The spelling of 2212022122001 in words is "two trillion, two hundred twelve billion, twenty-two million, one hundred twenty-two thousand, one".