211020020202 has 8 divisors (see below), whose sum is σ = 422040040416. Its totient is φ = 70340006732.

The previous prime is 211020020041. The next prime is 211020020203. The reversal of 211020020202 is 202020020112.

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

211020020202 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (211020020203) 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, 17585001678 + ... + 17585001689.

It is an arithmetic number, because the mean of its divisors is an integer number (52755005052).

Almost surely, 2^211020020202 is an apocalyptic number.

211020020202 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.

211020020202 is a wasteful number, since it uses less digits than its factorization.

211020020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35170003372.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 211020020202 its reverse (202020020112), we get a palindrome (413040040314).

The spelling of 211020020202 in words is "two hundred eleven billion, twenty million, twenty thousand, two hundred two".