1122112012120 has 64 divisors (see below), whose sum is σ = 2754628158240. Its totient is φ = 407988403200.

The previous prime is 1122112012103. The next prime is 1122112012141. The reversal of 1122112012120 is 212102112211.

It is a junction number, because it is equal to n+sod(n) for n = 1122112012094 and 1122112012103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3357390 + ... + 3676450.

Almost surely, 2^{1122112012120} is an apocalyptic number.

1122112012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122112012120 is an abundant number, since it is smaller than the sum of its proper divisors (1632516146120).

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

1122112012120 is a wasteful number, since it uses less digits than its factorization.

1122112012120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327076 (or 327072 counting only the distinct ones).

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

Adding to 1122112012120 its reverse (212102112211), we get a palindrome (1334214124331).

The spelling of 1122112012120 in words is "one trillion, one hundred twenty-two billion, one hundred twelve million, twelve thousand, one hundred twenty".