1100202311122 has 4 divisors (see below), whose sum is σ = 1650303466686. Its totient is φ = 550101155560.

The previous prime is 1100202311113. The next prime is 1100202311147. The reversal of 1100202311122 is 2211132020011.

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., 565111524121 + 535090787001 = 751739^2 + 731499^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1100202311096 and 1100202311105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275050577779 + ... + 275050577782.

Almost surely, 2^{1100202311122} is an apocalyptic number.

1100202311122 is a deficient number, since it is larger than the sum of its proper divisors (550101155564).

1100202311122 is an equidigital number, since it uses as much as digits as its factorization.

1100202311122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550101155563.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1100202311122 its reverse (2211132020011), we get a palindrome (3311334331133).

The spelling of 1100202311122 in words is "one trillion, one hundred billion, two hundred two million, three hundred eleven thousand, one hundred twenty-two".