11220212112149 has 2 divisors, whose sum is σ = 11220212112150. Its totient is φ = 11220212112148.

The previous prime is 11220212112061. The next prime is 11220212112163. The reversal of 11220212112149 is 94121121202211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8018553207025 + 3201658905124 = 2831705^2 + 1789318^2 .

It is a cyclic number.

It is not a de Polignac number, because 11220212112149 - 2⁸ = 11220212111893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11220212112199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610106056074 + 5610106056075.

It is an arithmetic number, because the mean of its divisors is an integer number (5610106056075).

Almost surely, 2^{11220212112149} is an apocalyptic number.

It is an amenable number.

11220212112149 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220212112149 is an equidigital number, since it uses as much as digits as its factorization.

11220212112149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 29.

The spelling of 11220212112149 in words is "eleven trillion, two hundred twenty billion, two hundred twelve million, one hundred twelve thousand, one hundred forty-nine".