20202021110 has 8 divisors (see below), whose sum is σ = 36363638016. Its totient is φ = 8080808440.

The previous prime is 20202021109. The next prime is 20202021113. The reversal of 20202021110 is 1112020202.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 20202021091 and 20202021100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202021113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1010101046 + ... + 1010101065.

It is an arithmetic number, because the mean of its divisors is an integer number (4545454752).

Almost surely, 2^20202021110 is an apocalyptic number.

20202021110 is a deficient number, since it is larger than the sum of its proper divisors (16161616906).

20202021110 is a wasteful number, since it uses less digits than its factorization.

20202021110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020202118.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20202021110 its reverse (1112020202), we get a palindrome (21314041312).

The spelling of 20202021110 in words is "twenty billion, two hundred two million, twenty-one thousand, one hundred ten".