220201211122 has 8 divisors (see below), whose sum is σ = 330458141916. Its totient is φ = 110048497152.

The previous prime is 220201211057. The next prime is 220201211141. The reversal of 220201211122 is 221112102022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 168453605761 + 51747605361 = 410431^2 + 227481^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 220201211096 and 220201211105.

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, 26048923 + ... + 26057374.

Almost surely, 2^220201211122 is an apocalyptic number.

220201211122 is a deficient number, since it is larger than the sum of its proper divisors (110256930794).

220201211122 is a wasteful number, since it uses less digits than its factorization.

220201211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52108412.

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

Adding to 220201211122 its reverse (221112102022), we get a palindrome (441313313144).

The spelling of 220201211122 in words is "two hundred twenty billion, two hundred one million, two hundred eleven thousand, one hundred twenty-two".