10210021202123 has 2 divisors, whose sum is σ = 10210021202124. Its totient is φ = 10210021202122.

The previous prime is 10210021202099. The next prime is 10210021202131. The reversal of 10210021202123 is 32120212001201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10210021202123 is a prime.

It is not a weakly prime, because it can be changed into another prime (10210021202323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105010601061 + 5105010601062.

It is an arithmetic number, because the mean of its divisors is an integer number (5105010601062).

Almost surely, 2^{10210021202123} is an apocalyptic number.

10210021202123 is a deficient number, since it is larger than the sum of its proper divisors (1).

10210021202123 is an equidigital number, since it uses as much as digits as its factorization.

10210021202123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 10210021202123 its reverse (32120212001201), we get a palindrome (42330233203324).

The spelling of 10210021202123 in words is "ten trillion, two hundred ten billion, twenty-one million, two hundred two thousand, one hundred twenty-three".