1123301121011 has 2 divisors, whose sum is σ = 1123301121012. Its totient is φ = 1123301121010.

The previous prime is 1123301120999. The next prime is 1123301121037. The reversal of 1123301121011 is 1101211033211.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1123301121011 is a prime.

It is not a weakly prime, because it can be changed into another prime (1123301121611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561650560505 + 561650560506.

It is an arithmetic number, because the mean of its divisors is an integer number (561650560506).

Almost surely, 2^{1123301121011} is an apocalyptic number.

1123301121011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123301121011 is an equidigital number, since it uses as much as digits as its factorization.

1123301121011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1123301121011 its reverse (1101211033211), we get a palindrome (2224512154222).

The spelling of 1123301121011 in words is "one trillion, one hundred twenty-three billion, three hundred one million, one hundred twenty-one thousand, eleven".