2120112201122 has 4 divisors (see below), whose sum is σ = 3180168301686. Its totient is φ = 1060056100560.

The previous prime is 2120112201013. The next prime is 2120112201127. The reversal of 2120112201122 is 2211022110212.

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., 2067818116081 + 52294085041 = 1437991^2 + 228679^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2120112201122.

It is not an unprimeable number, because it can be changed into a prime (2120112201127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530028050279 + ... + 530028050282.

Almost surely, 2^{2120112201122} is an apocalyptic number.

2120112201122 is a deficient number, since it is larger than the sum of its proper divisors (1060056100564).

2120112201122 is a wasteful number, since it uses less digits than its factorization.

2120112201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060056100563.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2120112201122 its reverse (2211022110212), we get a palindrome (4331134311334).

The spelling of 2120112201122 in words is "two trillion, one hundred twenty billion, one hundred twelve million, two hundred one thousand, one hundred twenty-two".