1123004655201 has 64 divisors (see below), whose sum is σ = 1772340756480. Its totient is φ = 623539088640.

The previous prime is 1123004655131. The next prime is 1123004655221. The reversal of 1123004655201 is 1025564003211.

It is not a de Polignac number, because 1123004655201 - 2³³ = 1114414720609 is a prime.

It is a super-2 number, since 2×1123004655201² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1123004655221) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 61888336 + ... + 61906478.

It is an arithmetic number, because the mean of its divisors is an integer number (27692824320).

Almost surely, 2^{1123004655201} is an apocalyptic number.

1123004655201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1123004655201 is a deficient number, since it is larger than the sum of its proper divisors (649336101279).

1123004655201 is a wasteful number, since it uses less digits than its factorization.

1123004655201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19246.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 1123004655201 its reverse (1025564003211), we get a palindrome (2148568658412).

The spelling of 1123004655201 in words is "one trillion, one hundred twenty-three billion, four million, six hundred fifty-five thousand, two hundred one".