112781201365 has 16 divisors (see below), whose sum is σ = 156534876288. Its totient is φ = 76403923776.

The previous prime is 112781201359. The next prime is 112781201381. The reversal of 112781201365 is 563102187211.

It is a cyclic number.

It is not a de Polignac number, because 112781201365 - 2²⁹ = 112244330453 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19408662 + ... + 19414471.

It is an arithmetic number, because the mean of its divisors is an integer number (9783429768).

Almost surely, 2^112781201365 is an apocalyptic number.

It is an amenable number.

112781201365 is a deficient number, since it is larger than the sum of its proper divisors (43753674923).

112781201365 is an equidigital number, since it uses as much as digits as its factorization.

112781201365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38823228.

The product of its (nonzero) digits is 20160, while the sum is 37.

Adding to 112781201365 its reverse (563102187211), we get a palindrome (675883388576).

The spelling of 112781201365 in words is "one hundred twelve billion, seven hundred eighty-one million, two hundred one thousand, three hundred sixty-five".