20202021002 has 8 divisors (see below), whose sum is σ = 30309191712. Its totient is φ = 10098957100.

The previous prime is 20202020999. The next prime is 20202021017. The reversal of 20202021002 is 20012020202.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1014374 + ... + 1034097.

It is an arithmetic number, because the mean of its divisors is an integer number (3788648964).

Almost surely, 2^20202021002 is an apocalyptic number.

20202021002 is a deficient number, since it is larger than the sum of its proper divisors (10107170710).

20202021002 is a wasteful number, since it uses less digits than its factorization.

20202021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2053404.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 20202021002 its reverse (20012020202), we get a palindrome (40214041204).

The spelling of 20202021002 in words is "twenty billion, two hundred two million, twenty-one thousand, two".