20001033002 has 4 divisors (see below), whose sum is σ = 30001549506. Its totient is φ = 10000516500.

The previous prime is 20001032977. The next prime is 20001033037. The reversal of 20001033002 is 20033010002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20033010002 = 2 ⋅10016505001.

It can be written as a sum of positive squares in only one way, i.e., 13834229161 + 6166803841 = 117619^2 + 78529^2 .

It is a super-2 number, since 2×20001033002² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000258249 + ... + 5000258252.

Almost surely, 2^20001033002 is an apocalyptic number.

20001033002 is a deficient number, since it is larger than the sum of its proper divisors (10000516504).

20001033002 is a wasteful number, since it uses less digits than its factorization.

20001033002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10000516503.

The product of its (nonzero) digits is 36, while the sum is 11.

Adding to 20001033002 its reverse (20033010002), we get a palindrome (40034043004).

The spelling of 20001033002 in words is "twenty billion, one million, thirty-three thousand, two".