1011123233 has 2 divisors, whose sum is σ = 1011123234. Its totient is φ = 1011123232.

The previous prime is 1011123203. The next prime is 1011123299. The reversal of 1011123233 is 3323211101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 799362529 + 211760704 = 28273^2 + 14552^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011123233 - 2²² = 1006928929 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011123203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505561616 + 505561617.

It is an arithmetic number, because the mean of its divisors is an integer number (505561617).

Almost surely, 2^1011123233 is an apocalyptic number.

It is an amenable number.

1011123233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011123233 is an equidigital number, since it uses as much as digits as its factorization.

1011123233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1011123233 is about 31798.1639878783. The cubic root of 1011123233 is about 1003.6940812933.

Adding to 1011123233 its reverse (3323211101), we get a palindrome (4334334334).

The spelling of 1011123233 in words is "one billion, eleven million, one hundred twenty-three thousand, two hundred thirty-three".