1020026011 has 8 divisors (see below), whose sum is σ = 1065521664. Its totient is φ = 974625960.

The previous prime is 1020025987. The next prime is 1020026047. The reversal of 1020026011 is 1106200201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1020026011 - 2⁹ = 1020025499 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1020025982 and 1020026000.

It is not an unprimeable number, because it can be changed into a prime (1020026071) 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 7 ways as a sum of consecutive naturals, for example, 1635 + ... + 45196.

It is an arithmetic number, because the mean of its divisors is an integer number (133190208).

Almost surely, 2^1020026011 is an apocalyptic number.

1020026011 is a deficient number, since it is larger than the sum of its proper divisors (45495653).

1020026011 is an equidigital number, since it uses as much as digits as its factorization.

1020026011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47801.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1020026011 is about 31937.8460607474. The cubic root of 1020026011 is about 1006.6312661094.

Adding to 1020026011 its reverse (1106200201), we get a palindrome (2126226212).

The spelling of 1020026011 in words is "one billion, twenty million, twenty-six thousand, eleven".