1121202103122 has 48 divisors (see below), whose sum is σ = 2453527672128. Its totient is φ = 370002890400.

The previous prime is 1121202103111. The next prime is 1121202103163. The reversal of 1121202103122 is 2213012021211.

1121202103122 is a `hidden beast` number, since 1 + 121 + 20 + 210 + 312 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1121202103095 and 1121202103104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34822243 + ... + 34854425.

It is an arithmetic number, because the mean of its divisors is an integer number (51115159836).

Almost surely, 2^{1121202103122} is an apocalyptic number.

1121202103122 is an abundant number, since it is smaller than the sum of its proper divisors (1332325569006).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121202103122 is a wasteful number, since it uses less digits than its factorization.

1121202103122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51455 (or 51452 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1121202103122 its reverse (2213012021211), we get a palindrome (3334214124333).

The spelling of 1121202103122 in words is "one trillion, one hundred twenty-one billion, two hundred two million, one hundred three thousand, one hundred twenty-two".