110000012197 has 2 divisors, whose sum is σ = 110000012198. Its totient is φ = 110000012196.

The previous prime is 110000012081. The next prime is 110000012257. The reversal of 110000012197 is 791210000011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108615725761 + 1384286436 = 329569^2 + 37206^2 .

It is an emirp because it is prime and its reverse (791210000011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110000012197 - 2²³ = 109991623589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110000112197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55000006098 + 55000006099.

It is an arithmetic number, because the mean of its divisors is an integer number (55000006099).

Almost surely, 2^110000012197 is an apocalyptic number.

It is an amenable number.

110000012197 is a deficient number, since it is larger than the sum of its proper divisors (1).

110000012197 is an equidigital number, since it uses as much as digits as its factorization.

110000012197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 22.

The spelling of 110000012197 in words is "one hundred ten billion, twelve thousand, one hundred ninety-seven".