1121010200120 has 64 divisors (see below), whose sum is σ = 2537581737600. Its totient is φ = 445685207040.

The previous prime is 1121010200117. The next prime is 1121010200153. The reversal of 1121010200120 is 210020101211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13635377 + ... + 13717343.

It is an arithmetic number, because the mean of its divisors is an integer number (39649714650).

Almost surely, 2^{1121010200120} is an apocalyptic number.

1121010200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121010200120 is an abundant number, since it is smaller than the sum of its proper divisors (1416571537480).

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

1121010200120 is a wasteful number, since it uses less digits than its factorization.

1121010200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84048 (or 84044 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1121010200120 its reverse (210020101211), we get a palindrome (1331030301331).

The spelling of 1121010200120 in words is "one trillion, one hundred twenty-one billion, ten million, two hundred thousand, one hundred twenty".