10210000002061 has 2 divisors, whose sum is σ = 10210000002062. Its totient is φ = 10210000002060.

The previous prime is 10210000001951. The next prime is 10210000002091. The reversal of 10210000002061 is 16020000001201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6292727777961 + 3917272224100 = 2508531^2 + 1979210^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10210000002061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10210000002091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105000001030 + 5105000001031.

It is an arithmetic number, because the mean of its divisors is an integer number (5105000001031).

Almost surely, 2^{10210000002061} is an apocalyptic number.

It is an amenable number.

10210000002061 is a deficient number, since it is larger than the sum of its proper divisors (1).

10210000002061 is an equidigital number, since it uses as much as digits as its factorization.

10210000002061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 10210000002061 its reverse (16020000001201), we get a palindrome (26230000003262).

The spelling of 10210000002061 in words is "ten trillion, two hundred ten billion, two thousand, sixty-one".