1122203020120 has 128 divisors (see below), whose sum is σ = 3290441616000. Its totient is φ = 334267047936.

The previous prime is 1122203020039. The next prime is 1122203020121. The reversal of 1122203020120 is 210203022211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1122203020094 and 1122203020103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122203020121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9005695 + ... + 9129454.

It is an arithmetic number, because the mean of its divisors is an integer number (25706575125).

Almost surely, 2^{1122203020120} is an apocalyptic number.

1122203020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122203020120 is an abundant number, since it is smaller than the sum of its proper divisors (2168238595880).

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

1122203020120 is a wasteful number, since it uses less digits than its factorization.

1122203020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18135197 (or 18135193 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1122203020120 its reverse (210203022211), we get a palindrome (1332406042331).

The spelling of 1122203020120 in words is "one trillion, one hundred twenty-two billion, two hundred three million, twenty thousand, one hundred twenty".