120202311122 has 4 divisors (see below), whose sum is σ = 180303466686. Its totient is φ = 60101155560.

The previous prime is 120202311121. The next prime is 120202311127. The reversal of 120202311122 is 221113202021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221113202021 = 71 ⋅3114270451.

It can be written as a sum of positive squares in only one way, i.e., 115389975481 + 4812335641 = 339691^2 + 69371^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 120202311122.

It is not an unprimeable number, because it can be changed into a prime (120202311121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30050577779 + ... + 30050577782.

Almost surely, 2^120202311122 is an apocalyptic number.

120202311122 is a deficient number, since it is larger than the sum of its proper divisors (60101155564).

120202311122 is an equidigital number, since it uses as much as digits as its factorization.

120202311122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60101155563.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 120202311122 its reverse (221113202021), we get a palindrome (341315513143).

The spelling of 120202311122 in words is "one hundred twenty billion, two hundred two million, three hundred eleven thousand, one hundred twenty-two".