111012012222149 has 2 divisors, whose sum is σ = 111012012222150. Its totient is φ = 111012012222148.

The previous prime is 111012012222101. The next prime is 111012012222157. The reversal of 111012012222149 is 941222210210111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86460056592100 + 24551955630049 = 9298390^2 + 4954993^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111012012222149 is a prime.

It is a super-2 number, since 2×111012012222149² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111012012272149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55506006111074 + 55506006111075.

It is an arithmetic number, because the mean of its divisors is an integer number (55506006111075).

Almost surely, 2^{111012012222149} is an apocalyptic number.

It is an amenable number.

111012012222149 is a deficient number, since it is larger than the sum of its proper divisors (1).

111012012222149 is an equidigital number, since it uses as much as digits as its factorization.

111012012222149 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 111012012222149 in words is "one hundred eleven trillion, twelve billion, twelve million, two hundred twenty-two thousand, one hundred forty-nine".