201120220001122 has 32 divisors (see below), whose sum is σ = 302204069929008. Its totient is φ = 100385721974016.

The previous prime is 201120220001093. The next prime is 201120220001137. The reversal of 201120220001122 is 221100022021102.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 6450782145921 + 194669437855201 = 2539839^2 + 13952399^2 .

It is a junction number, because it is equal to n+sod(n) for n = 201120220001096 and 201120220001105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15570189408 + ... + 15570202324.

Almost surely, 2^{201120220001122} is an apocalyptic number.

201120220001122 is a deficient number, since it is larger than the sum of its proper divisors (101083849927886).

201120220001122 is a wasteful number, since it uses less digits than its factorization.

201120220001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19350.

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

Adding to 201120220001122 its reverse (221100022021102), we get a palindrome (422220242022224).

The spelling of 201120220001122 in words is "two hundred one trillion, one hundred twenty billion, two hundred twenty million, one thousand, one hundred twenty-two".