10738106221 has 2 divisors, whose sum is σ = 10738106222. Its totient is φ = 10738106220.

The previous prime is 10738106191. The next prime is 10738106237. The reversal of 10738106221 is 12260183701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6086184196 + 4651922025 = 78014^2 + 68205^2 .

It is an emirp because it is prime and its reverse (12260183701) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10738106221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10738106251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5369053110 + 5369053111.

It is an arithmetic number, because the mean of its divisors is an integer number (5369053111).

Almost surely, 2^10738106221 is an apocalyptic number.

It is an amenable number.

10738106221 is a deficient number, since it is larger than the sum of its proper divisors (1).

10738106221 is an equidigital number, since it uses as much as digits as its factorization.

10738106221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 31.

Adding to 10738106221 its reverse (12260183701), we get a palindrome (22998289922).

The spelling of 10738106221 in words is "ten billion, seven hundred thirty-eight million, one hundred six thousand, two hundred twenty-one".