1100121122122 has 16 divisors (see below), whose sum is σ = 1803163951872. Its totient is φ = 499231235520.

The previous prime is 1100121122119. The next prime is 1100121122171. The reversal of 1100121122122 is 2212211210011.

It is a junction number, because it is equal to n+sod(n) for n = 1100121122096 and 1100121122105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41177343 + ... + 41204050.

It is an arithmetic number, because the mean of its divisors is an integer number (112697746992).

Almost surely, 2^{1100121122122} is an apocalyptic number.

1100121122122 is a deficient number, since it is larger than the sum of its proper divisors (703042829750).

1100121122122 is a wasteful number, since it uses less digits than its factorization.

1100121122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82382013.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1100121122122 its reverse (2212211210011), we get a palindrome (3312332332133).

The spelling of 1100121122122 in words is "one trillion, one hundred billion, one hundred twenty-one million, one hundred twenty-two thousand, one hundred twenty-two".