201122112211022 has 4 divisors (see below), whose sum is σ = 301683168316536. Its totient is φ = 100561056105510.

The previous prime is 201122112210997. The next prime is 201122112211093. The reversal of 201122112211022 is 220112211221102.

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

It is a junction number, because it is equal to n+sod(n) for n = 201122112210985 and 201122112211003.

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, 50280528052754 + ... + 50280528052757.

It is an arithmetic number, because the mean of its divisors is an integer number (75420792079134).

Almost surely, 2^{201122112211022} is an apocalyptic number.

201122112211022 is a deficient number, since it is larger than the sum of its proper divisors (100561056105514).

201122112211022 is a wasteful number, since it uses less digits than its factorization.

201122112211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100561056105513.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 201122112211022 its reverse (220112211221102), we get a palindrome (421234323432124).

It can be divided in two parts, 20112211221102 and 2, that multiplied together give a palindrome (40224422442204).

The spelling of 201122112211022 in words is "two hundred one trillion, one hundred twenty-two billion, one hundred twelve million, two hundred eleven thousand, twenty-two".