201022211122 has 8 divisors (see below), whose sum is σ = 304518795372. Its totient is φ = 99515946000.

The previous prime is 201022211101. The next prime is 201022211141. The reversal of 201022211122 is 221112220102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 172373602041 + 28648609081 = 415179^2 + 169259^2 .

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

It is a super-3 number, since 3×201022211122³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201022211096 and 201022211105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 497579529 + ... + 497579932.

Almost surely, 2^201022211122 is an apocalyptic number.

201022211122 is a deficient number, since it is larger than the sum of its proper divisors (103496584250).

201022211122 is a wasteful number, since it uses less digits than its factorization.

201022211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995159564.

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

Adding to 201022211122 its reverse (221112220102), we get a palindrome (422134431224).

It can be divided in two parts, 20102 and 2211122, that multiplied together give a palindrome (44447974444).

The spelling of 201022211122 in words is "two hundred one billion, twenty-two million, two hundred eleven thousand, one hundred twenty-two".