211122201022 has 16 divisors (see below), whose sum is σ = 319842529344. Its totient is φ = 104508180000.

The previous prime is 211122201007. The next prime is 211122201041. The reversal of 211122201022 is 220102221112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 211122200987 and 211122201005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3472747 + ... + 3533017.

It is an arithmetic number, because the mean of its divisors is an integer number (19990158084).

Almost surely, 2^211122201022 is an apocalyptic number.

211122201022 is a deficient number, since it is larger than the sum of its proper divisors (108720328322).

211122201022 is a wasteful number, since it uses less digits than its factorization.

211122201022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77715.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 211122201022 its reverse (220102221112), we get a palindrome (431224422134).

It can be divided in two parts, 21112 and 2201022, that multiplied together give a palindrome (46467976464).

The spelling of 211122201022 in words is "two hundred eleven billion, one hundred twenty-two million, two hundred one thousand, twenty-two".