1201114744855 has 16 divisors (see below), whose sum is σ = 1443208636800. Its totient is φ = 959644852992.

The previous prime is 1201114744847. The next prime is 1201114744889. The reversal of 1201114744855 is 5584474111021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1201114744855 - 2³ = 1201114744847 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33865171 + ... + 33900619.

It is an arithmetic number, because the mean of its divisors is an integer number (90200539800).

Almost surely, 2^{1201114744855} is an apocalyptic number.

1201114744855 is a deficient number, since it is larger than the sum of its proper divisors (242093891945).

1201114744855 is an equidigital number, since it uses as much as digits as its factorization.

1201114744855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44058.

The product of its (nonzero) digits is 179200, while the sum is 43.

Adding to 1201114744855 its reverse (5584474111021), we get a palindrome (6785588855876).

The spelling of 1201114744855 in words is "one trillion, two hundred one billion, one hundred fourteen million, seven hundred forty-four thousand, eight hundred fifty-five".