10011021061 has 2 divisors, whose sum is σ = 10011021062. Its totient is φ = 10011021060.

The previous prime is 10011021011. The next prime is 10011021079. The reversal of 10011021061 is 16012011001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9081137025 + 929884036 = 95295^2 + 30494^2 .

It is a cyclic number.

It is not a de Polignac number, because 10011021061 - 2⁷ = 10011020933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10011021001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005510530 + 5005510531.

It is an arithmetic number, because the mean of its divisors is an integer number (5005510531).

Almost surely, 2^10011021061 is an apocalyptic number.

It is an amenable number.

10011021061 is a deficient number, since it is larger than the sum of its proper divisors (1).

10011021061 is an equidigital number, since it uses as much as digits as its factorization.

10011021061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 10011021061 its reverse (16012011001), we get a palindrome (26023032062).

The spelling of 10011021061 in words is "ten billion, eleven million, twenty-one thousand, sixty-one".