20021110302 has 8 divisors (see below), whose sum is σ = 40042220616. Its totient is φ = 6673703432.

The previous prime is 20021110223. The next prime is 20021110349. The reversal of 20021110302 is 20301112002.

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

20021110302 is an admirable number.

It is a congruent number.

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, 1668425853 + ... + 1668425864.

It is an arithmetic number, because the mean of its divisors is an integer number (5005277577).

Almost surely, 2^20021110302 is an apocalyptic number.

20021110302 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20021110302 is a wasteful number, since it uses less digits than its factorization.

20021110302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3336851722.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 20021110302 its reverse (20301112002), we get a palindrome (40322222304).

The spelling of 20021110302 in words is "twenty billion, twenty-one million, one hundred ten thousand, three hundred two".