1011123233011 has 2 divisors, whose sum is σ = 1011123233012. Its totient is φ = 1011123233010.

The previous prime is 1011123232981. The next prime is 1011123233017. The reversal of 1011123233011 is 1103323211101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011123233011 - 2⁹ = 1011123232499 is a prime.

It is a super-2 number, since 2×1011123233011² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1011123233011.

It is not a weakly prime, because it can be changed into another prime (1011123233017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505561616505 + 505561616506.

It is an arithmetic number, because the mean of its divisors is an integer number (505561616506).

Almost surely, 2^{1011123233011} is an apocalyptic number.

1011123233011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011123233011 is an equidigital number, since it uses as much as digits as its factorization.

1011123233011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1011123233011 its reverse (1103323211101), we get a palindrome (2114446444112).

The spelling of 1011123233011 in words is "one trillion, eleven billion, one hundred twenty-three million, two hundred thirty-three thousand, eleven".