10210021210061 has 2 divisors, whose sum is σ = 10210021210062. Its totient is φ = 10210021210060.

The previous prime is 10210021209967. The next prime is 10210021210121. The reversal of 10210021210061 is 16001212001201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5623035234436 + 4586985975625 = 2371294^2 + 2141725^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10210021210061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10210021210561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105010605030 + 5105010605031.

It is an arithmetic number, because the mean of its divisors is an integer number (5105010605031).

Almost surely, 2^{10210021210061} is an apocalyptic number.

It is an amenable number.

10210021210061 is a deficient number, since it is larger than the sum of its proper divisors (1).

10210021210061 is an equidigital number, since it uses as much as digits as its factorization.

10210021210061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 10210021210061 its reverse (16001212001201), we get a palindrome (26211233211262).

The spelling of 10210021210061 in words is "ten trillion, two hundred ten billion, twenty-one million, two hundred ten thousand, sixty-one".