10011221332237 has 2 divisors, whose sum is σ = 10011221332238. Its totient is φ = 10011221332236.

The previous prime is 10011221332201. The next prime is 10011221332297. The reversal of 10011221332237 is 73223312211001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5788479917476 + 4222741414761 = 2405926^2 + 2054931^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10011221332237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10011221332297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005610666118 + 5005610666119.

It is an arithmetic number, because the mean of its divisors is an integer number (5005610666119).

Almost surely, 2^{10011221332237} is an apocalyptic number.

It is an amenable number.

10011221332237 is a deficient number, since it is larger than the sum of its proper divisors (1).

10011221332237 is an equidigital number, since it uses as much as digits as its factorization.

10011221332237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

Adding to 10011221332237 its reverse (73223312211001), we get a palindrome (83234533543238).

The spelling of 10011221332237 in words is "ten trillion, eleven billion, two hundred twenty-one million, three hundred thirty-two thousand, two hundred thirty-seven".