11211200101097 has 2 divisors, whose sum is σ = 11211200101098. Its totient is φ = 11211200101096.

The previous prime is 11211200101067. The next prime is 11211200101103. The reversal of 11211200101097 is 79010100211211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11183279027881 + 27921073216 = 3344141^2 + 167096^2 .

It is a cyclic number.

It is not a de Polignac number, because 11211200101097 - 2²⁶ = 11211132992233 is a prime.

It is not a weakly prime, because it can be changed into another prime (11211200101007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605600050548 + 5605600050549.

It is an arithmetic number, because the mean of its divisors is an integer number (5605600050549).

Almost surely, 2^{11211200101097} is an apocalyptic number.

It is an amenable number.

11211200101097 is a deficient number, since it is larger than the sum of its proper divisors (1).

11211200101097 is an equidigital number, since it uses as much as digits as its factorization.

11211200101097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 26.

The spelling of 11211200101097 in words is "eleven trillion, two hundred eleven billion, two hundred million, one hundred one thousand, ninety-seven".