10101202019873 has 2 divisors, whose sum is σ = 10101202019874. Its totient is φ = 10101202019872.

The previous prime is 10101202019837. The next prime is 10101202019917. The reversal of 10101202019873 is 37891020210101.

Together with previous prime (10101202019837) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6938467005409 + 3162735014464 = 2634097^2 + 1778408^2 .

It is a cyclic number.

It is not a de Polignac number, because 10101202019873 - 2⁸ = 10101202019617 is a prime.

It is a super-2 number, since 2×10101202019873² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10101202019803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050601009936 + 5050601009937.

It is an arithmetic number, because the mean of its divisors is an integer number (5050601009937).

Almost surely, 2^{10101202019873} is an apocalyptic number.

It is an amenable number.

10101202019873 is a deficient number, since it is larger than the sum of its proper divisors (1).

10101202019873 is an equidigital number, since it uses as much as digits as its factorization.

10101202019873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 35.

Adding to 10101202019873 its reverse (37891020210101), we get a palindrome (47992222229974).

The spelling of 10101202019873 in words is "ten trillion, one hundred one billion, two hundred two million, nineteen thousand, eight hundred seventy-three".