211120202020022 has 4 divisors (see below), whose sum is σ = 316680303030036. Its totient is φ = 105560101010010.

The previous prime is 211120202019971. The next prime is 211120202020069. The reversal of 211120202020022 is 220020202021112.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52780050505004 + ... + 52780050505007.

It is an arithmetic number, because the mean of its divisors is an integer number (79170075757509).

Almost surely, 2^{211120202020022} is an apocalyptic number.

211120202020022 is a deficient number, since it is larger than the sum of its proper divisors (105560101010014).

211120202020022 is a wasteful number, since it uses less digits than its factorization.

211120202020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105560101010013.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 211120202020022 its reverse (220020202021112), we get a palindrome (431140404041134).

The spelling of 211120202020022 in words is "two hundred eleven trillion, one hundred twenty billion, two hundred two million, twenty thousand, twenty-two".