102013211197 has 2 divisors, whose sum is σ = 102013211198. Its totient is φ = 102013211196.

The previous prime is 102013211171. The next prime is 102013211221. The reversal of 102013211197 is 791112310201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60505668441 + 41507542756 = 245979^2 + 203734^2 .

It is an emirp because it is prime and its reverse (791112310201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102013211197 - 2¹⁵ = 102013178429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102013217197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51006605598 + 51006605599.

It is an arithmetic number, because the mean of its divisors is an integer number (51006605599).

Almost surely, 2^102013211197 is an apocalyptic number.

It is an amenable number.

102013211197 is a deficient number, since it is larger than the sum of its proper divisors (1).

102013211197 is an equidigital number, since it uses as much as digits as its factorization.

102013211197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 28.

Adding to 102013211197 its reverse (791112310201), we get a palindrome (893125521398).

The spelling of 102013211197 in words is "one hundred two billion, thirteen million, two hundred eleven thousand, one hundred ninety-seven".