2212200100031 has 2 divisors, whose sum is σ = 2212200100032. Its totient is φ = 2212200100030.

The previous prime is 2212200099947. The next prime is 2212200100039. The reversal of 2212200100031 is 1300010022122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2212200100031 is a prime.

It is a super-2 number, since 2×2212200100031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2212200099979 and 2212200100015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2212200100039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106100050015 + 1106100050016.

It is an arithmetic number, because the mean of its divisors is an integer number (1106100050016).

Almost surely, 2^{2212200100031} is an apocalyptic number.

2212200100031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212200100031 is an equidigital number, since it uses as much as digits as its factorization.

2212200100031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2212200100031 its reverse (1300010022122), we get a palindrome (3512210122153).

The spelling of 2212200100031 in words is "two trillion, two hundred twelve billion, two hundred million, one hundred thousand, thirty-one".