2010010112521 has 2 divisors, whose sum is σ = 2010010112522. Its totient is φ = 2010010112520.

The previous prime is 2010010112441. The next prime is 2010010112527. The reversal of 2010010112521 is 1252110100102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1179841302025 + 830168810496 = 1086205^2 + 911136^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2010010112521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2010010112495 and 2010010112504.

It is not a weakly prime, because it can be changed into another prime (2010010112527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005005056260 + 1005005056261.

It is an arithmetic number, because the mean of its divisors is an integer number (1005005056261).

Almost surely, 2^{2010010112521} is an apocalyptic number.

It is an amenable number.

2010010112521 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010010112521 is an equidigital number, since it uses as much as digits as its factorization.

2010010112521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40, while the sum is 16.

Adding to 2010010112521 its reverse (1252110100102), we get a palindrome (3262120212623).

The spelling of 2010010112521 in words is "two trillion, ten billion, ten million, one hundred twelve thousand, five hundred twenty-one".