1020011123 has 2 divisors, whose sum is σ = 1020011124. Its totient is φ = 1020011122.

The previous prime is 1020011093. The next prime is 1020011137. The reversal of 1020011123 is 3211100201.

1020011123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1020011123 - 2⁸ = 1020010867 is a prime.

It is a super-2 number, since 2×1020011123² = 2080845382087442258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1020011183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510005561 + 510005562.

It is an arithmetic number, because the mean of its divisors is an integer number (510005562).

Almost surely, 2^1020011123 is an apocalyptic number.

1020011123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020011123 is an equidigital number, since it uses as much as digits as its factorization.

1020011123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1020011123 is about 31937.6129821876. The cubic root of 1020011123 is about 1006.6263685875.

Adding to 1020011123 its reverse (3211100201), we get a palindrome (4231111324).

The spelling of 1020011123 in words is "one billion, twenty million, eleven thousand, one hundred twenty-three".