220211211131122 has 4 divisors (see below), whose sum is σ = 330316816696686. Its totient is φ = 110105605565560.

The previous prime is 220211211131083. The next prime is 220211211131143. The reversal of 220211211131122 is 221131112112022.

220211211131122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 219262026635001 + 949184496121 = 14807499^2 + 974261^2 .

It is a junction number, because it is equal to n+sod(n) for n = 220211211131093 and 220211211131102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55052802782779 + ... + 55052802782782.

Almost surely, 2^{220211211131122} is an apocalyptic number.

220211211131122 is a deficient number, since it is larger than the sum of its proper divisors (110105605565564).

220211211131122 is a wasteful number, since it uses less digits than its factorization.

220211211131122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110105605565563.

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 220211211131122 its reverse (221131112112022), we get a palindrome (441342323243144).

The spelling of 220211211131122 in words is "two hundred twenty trillion, two hundred eleven billion, two hundred eleven million, one hundred thirty-one thousand, one hundred twenty-two".