1010001023 has 2 divisors, whose sum is σ = 1010001024. Its totient is φ = 1010001022.

The previous prime is 1010000983. The next prime is 1010001029. The reversal of 1010001023 is 3201000101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1010001023 - 2¹⁰ = 1009999999 is a prime.

It is a super-2 number, since 2×1010001023² = 2040204132922093058, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1010001023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010001029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505000511 + 505000512.

It is an arithmetic number, because the mean of its divisors is an integer number (505000512).

Almost surely, 2^1010001023 is an apocalyptic number.

1010001023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010001023 is an equidigital number, since it uses as much as digits as its factorization.

1010001023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 1010001023 is about 31780.5132589139. The cubic root of 1010001023 is about 1003.3226222874.

Adding to 1010001023 its reverse (3201000101), we get a palindrome (4211001124).

The spelling of 1010001023 in words is "one billion, ten million, one thousand, twenty-three".