20163002 has 24 divisors (see below), whose sum is σ = 31985436. Its totient is φ = 9524736.

The previous prime is 20162999. The next prime is 20163023. The reversal of 20163002 is 20036102.

It can be written as a sum of positive squares in 6 ways, for example, as 17732521 + 2430481 = 4211^2 + 1559^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 207818 + ... + 207914.

Almost surely, 2^20163002 is an apocalyptic number.

20163002 is a deficient number, since it is larger than the sum of its proper divisors (11822434).

20163002 is an equidigital number, since it uses as much as digits as its factorization.

20163002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 20163002 is about 4490.3231509547. The cubic root of 20163002 is about 272.1771931505.

Adding to 20163002 its reverse (20036102), we get a palindrome (40199104).

The spelling of 20163002 in words is "twenty million, one hundred sixty-three thousand, two".