1122013135123 has 4 divisors (see below), whose sum is σ = 1124027521920. Its totient is φ = 1119998748328.

The previous prime is 1122013135121. The next prime is 1122013135153. The reversal of 1122013135123 is 3215313102211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1122013135123 - 2¹ = 1122013135121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122013135121) 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 3 ways as a sum of consecutive naturals, for example, 1007192563 + ... + 1007193676.

It is an arithmetic number, because the mean of its divisors is an integer number (281006880480).

Almost surely, 2^{1122013135123} is an apocalyptic number.

1122013135123 is a deficient number, since it is larger than the sum of its proper divisors (2014386797).

1122013135123 is an equidigital number, since it uses as much as digits as its factorization.

1122013135123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2014386796.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 1122013135123 its reverse (3215313102211), we get a palindrome (4337326237334).

The spelling of 1122013135123 in words is "one trillion, one hundred twenty-two billion, thirteen million, one hundred thirty-five thousand, one hundred twenty-three".