10211201012197 has 2 divisors, whose sum is σ = 10211201012198. Its totient is φ = 10211201012196.

The previous prime is 10211201012167. The next prime is 10211201012231. The reversal of 10211201012197 is 79121010211201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9995910580161 + 215290432036 = 3161631^2 + 463994^2 .

It is a cyclic number.

It is not a de Polignac number, because 10211201012197 - 2¹⁹ = 10211200487909 is a prime.

It is a super-2 number, since 2×10211201012197² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10211201012107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105600506098 + 5105600506099.

It is an arithmetic number, because the mean of its divisors is an integer number (5105600506099).

Almost surely, 2^{10211201012197} is an apocalyptic number.

It is an amenable number.

10211201012197 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211201012197 is an equidigital number, since it uses as much as digits as its factorization.

10211201012197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 28.

Adding to 10211201012197 its reverse (79121010211201), we get a palindrome (89332211223398).

The spelling of 10211201012197 in words is "ten trillion, two hundred eleven billion, two hundred one million, twelve thousand, one hundred ninety-seven".