1002502022 has 4 divisors (see below), whose sum is σ = 1503753036. Its totient is φ = 501251010.

The previous prime is 1002501979. The next prime is 1002502027. The reversal of 1002502022 is 2202052001.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1002502022² = 2010020608228176968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1002501988 and 1002502006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002502027) 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 as a sum of consecutive naturals, namely, 250625504 + ... + 250625507.

It is an arithmetic number, because the mean of its divisors is an integer number (375938259).

Almost surely, 2^1002502022 is an apocalyptic number.

1002502022 is a deficient number, since it is larger than the sum of its proper divisors (501251014).

1002502022 is an equidigital number, since it uses as much as digits as its factorization.

1002502022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501251013.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 1002502022 is about 31662.3123286977. The cubic root of 1002502022 is about 1000.8333127303.

Adding to 1002502022 its reverse (2202052001), we get a palindrome (3204554023).

The spelling of 1002502022 in words is "one billion, two million, five hundred two thousand, twenty-two".