1001042223 has 8 divisors (see below), whose sum is σ = 1334929200. Its totient is φ = 667258368.

The previous prime is 1001042221. The next prime is 1001042257. The reversal of 1001042223 is 3222401001.

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

It is not a de Polignac number, because 1001042223 - 2¹ = 1001042221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001042221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 783 + ... + 44751.

It is an arithmetic number, because the mean of its divisors is an integer number (166866150).

Almost surely, 2^1001042223 is an apocalyptic number.

1001042223 is a deficient number, since it is larger than the sum of its proper divisors (333886977).

1001042223 is an equidigital number, since it uses as much as digits as its factorization.

1001042223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51561.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1001042223 is about 31639.2513027726. The cubic root of 1001042223 is about 1000.3472870444.

Adding to 1001042223 its reverse (3222401001), we get a palindrome (4223443224).

The spelling of 1001042223 in words is "one billion, one million, forty-two thousand, two hundred twenty-three".