1202111222149 has 2 divisors, whose sum is σ = 1202111222150. Its totient is φ = 1202111222148.

The previous prime is 1202111222077. The next prime is 1202111222159. The reversal of 1202111222149 is 9412221112021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1197394005025 + 4717217124 = 1094255^2 + 68682^2 .

It is a cyclic number.

It is not a de Polignac number, because 1202111222149 - 2¹³ = 1202111213957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1202111222159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601055611074 + 601055611075.

It is an arithmetic number, because the mean of its divisors is an integer number (601055611075).

Almost surely, 2^{1202111222149} is an apocalyptic number.

It is an amenable number.

1202111222149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202111222149 is an equidigital number, since it uses as much as digits as its factorization.

1202111222149 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 28.

The spelling of 1202111222149 in words is "one trillion, two hundred two billion, one hundred eleven million, two hundred twenty-two thousand, one hundred forty-nine".