111012012222148 has 12 divisors (see below), whose sum is σ = 194296962290620. Its totient is φ = 55498594424832.

The previous prime is 111012012222101. The next prime is 111012012222149. The reversal of 111012012222148 is 841222210210111.

It can be written as a sum of positive squares in 2 ways, for example, as 79750472417344 + 31261539804804 = 8930312^2 + 5591202^2 .

It is a super-2 number, since 2×111012012222148² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111012012222149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1852887861 + ... + 1852947772.

Almost surely, 2^{111012012222148} is an apocalyptic number.

It is an amenable number.

111012012222148 is a deficient number, since it is larger than the sum of its proper divisors (83284950068472).

111012012222148 is a wasteful number, since it uses less digits than its factorization.

111012012222148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3705843126 (or 3705843124 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 28.

Adding to 111012012222148 its reverse (841222210210111), we get a palindrome (952234222432259).

The spelling of 111012012222148 in words is "one hundred eleven trillion, twelve billion, twelve million, two hundred twenty-two thousand, one hundred forty-eight".