10210051121 has 2 divisors, whose sum is σ = 10210051122. Its totient is φ = 10210051120.

The previous prime is 10210051073. The next prime is 10210051129. The reversal of 10210051121 is 12115001201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9435208225 + 774842896 = 97135^2 + 27836^2 .

It is a cyclic number.

It is not a de Polignac number, because 10210051121 - 2⁶ = 10210051057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10210051096 and 10210051105.

It is not a weakly prime, because it can be changed into another prime (10210051129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105025560 + 5105025561.

It is an arithmetic number, because the mean of its divisors is an integer number (5105025561).

Almost surely, 2^10210051121 is an apocalyptic number.

It is an amenable number.

10210051121 is a deficient number, since it is larger than the sum of its proper divisors (1).

10210051121 is an equidigital number, since it uses as much as digits as its factorization.

10210051121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20, while the sum is 14.

Adding to 10210051121 its reverse (12115001201), we get a palindrome (22325052322).

The spelling of 10210051121 in words is "ten billion, two hundred ten million, fifty-one thousand, one hundred twenty-one".