212221110037 has 2 divisors, whose sum is σ = 212221110038. Its totient is φ = 212221110036.

The previous prime is 212221109983. The next prime is 212221110041. The reversal of 212221110037 is 730011122212.

212221110037 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 194211201636 + 18009908401 = 440694^2 + 134201^2 .

It is a cyclic number.

It is not a de Polignac number, because 212221110037 - 2⁷ = 212221109909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212221170037) 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, 106110555018 + 106110555019.

It is an arithmetic number, because the mean of its divisors is an integer number (106110555019).

Almost surely, 2^212221110037 is an apocalyptic number.

It is an amenable number.

212221110037 is a deficient number, since it is larger than the sum of its proper divisors (1).

212221110037 is an equidigital number, since it uses as much as digits as its factorization.

212221110037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 212221110037 its reverse (730011122212), we get a palindrome (942232232249).

The spelling of 212221110037 in words is "two hundred twelve billion, two hundred twenty-one million, one hundred ten thousand, thirty-seven".