2021110202 has 8 divisors (see below), whose sum is σ = 3052012500. Its totient is φ = 1003772704.

The previous prime is 2021110181. The next prime is 2021110241. The reversal of 2021110202 is 2020111202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1357996201 + 663114001 = 36851^2 + 25751^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3390827 + ... + 3391422.

Almost surely, 2^2021110202 is an apocalyptic number.

2021110202 is a deficient number, since it is larger than the sum of its proper divisors (1030902298).

2021110202 is a wasteful number, since it uses less digits than its factorization.

2021110202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6782400.

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

The square root of 2021110202 is about 44956.7592470810. The cubic root of 2021110202 is about 1264.3384089128.

Adding to 2021110202 its reverse (2020111202), we get a palindrome (4041221404).

The spelling of 2021110202 in words is "two billion, twenty-one million, one hundred ten thousand, two hundred two".