11012202197 has 2 divisors, whose sum is σ = 11012202198. Its totient is φ = 11012202196.

The previous prime is 11012202193. The next prime is 11012202211. The reversal of 11012202197 is 79120221011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10784614801 + 227587396 = 103849^2 + 15086^2 .

It is a cyclic number.

It is not a de Polignac number, because 11012202197 - 2² = 11012202193 is a prime.

It is a super-2 number, since 2×11012202197² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11012202193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506101098 + 5506101099.

It is an arithmetic number, because the mean of its divisors is an integer number (5506101099).

Almost surely, 2^11012202197 is an apocalyptic number.

It is an amenable number.

11012202197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012202197 is an equidigital number, since it uses as much as digits as its factorization.

11012202197 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 26.

The spelling of 11012202197 in words is "eleven billion, twelve million, two hundred two thousand, one hundred ninety-seven".