101112120112477 has 2 divisors, whose sum is σ = 101112120112478. Its totient is φ = 101112120112476.

The previous prime is 101112120112463. The next prime is 101112120112511. The reversal of 101112120112477 is 774211021211101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83529747370521 + 17582372741956 = 9139461^2 + 4193134^2 .

It is an emirp because it is prime and its reverse (774211021211101) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101112120112477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101112120112177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50556060056238 + 50556060056239.

It is an arithmetic number, because the mean of its divisors is an integer number (50556060056239).

Almost surely, 2^{101112120112477} is an apocalyptic number.

It is an amenable number.

101112120112477 is a deficient number, since it is larger than the sum of its proper divisors (1).

101112120112477 is an equidigital number, since it uses as much as digits as its factorization.

101112120112477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1568, while the sum is 31.

Adding to 101112120112477 its reverse (774211021211101), we get a palindrome (875323141323578).

The spelling of 101112120112477 in words is "one hundred one trillion, one hundred twelve billion, one hundred twenty million, one hundred twelve thousand, four hundred seventy-seven".