1002022403 has 2 divisors, whose sum is σ = 1002022404. Its totient is φ = 1002022402.

The previous prime is 1002022387. The next prime is 1002022447. The reversal of 1002022403 is 3042202001.

It is a weak prime.

It is an emirp because it is prime and its reverse (3042202001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1002022403 - 2⁴ = 1002022387 is a prime.

It is a super-3 number, since 3×1002022403³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (1002022003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501011201 + 501011202.

It is an arithmetic number, because the mean of its divisors is an integer number (501011202).

Almost surely, 2^1002022403 is an apocalyptic number.

1002022403 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002022403 is an equidigital number, since it uses as much as digits as its factorization.

1002022403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1002022403 is about 31654.7374495509. The cubic root of 1002022403 is about 1000.6736803862.

Adding to 1002022403 its reverse (3042202001), we get a palindrome (4044224404).

It can be divided in two parts, 10020 and 22403, that added together give a palindrome (32423).

The spelling of 1002022403 in words is "one billion, two million, twenty-two thousand, four hundred three".