211121120222022 has 16 divisors (see below), whose sum is σ = 422419877090352. Its totient is φ = 70344100632960.

The previous prime is 211121120221997. The next prime is 211121120222039. The reversal of 211121120222022 is 220222021121112.

It is a self number, because there is not a number n which added to its sum of digits gives 211121120222022.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 7401511479 + ... + 7401540002.

It is an arithmetic number, because the mean of its divisors is an integer number (26401242318147).

Almost surely, 2^{211121120222022} is an apocalyptic number.

211121120222022 is an abundant number, since it is smaller than the sum of its proper divisors (211298756868330).

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

211121120222022 is a wasteful number, since it uses less digits than its factorization.

211121120222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14803053863.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 211121120222022 its reverse (220222021121112), we get a palindrome (431343141343134).

The spelling of 211121120222022 in words is "two hundred eleven trillion, one hundred twenty-one billion, one hundred twenty million, two hundred twenty-two thousand, twenty-two".