1233011020120 has 48 divisors (see below), whose sum is σ = 3049409497680. Its totient is φ = 448367641920.

The previous prime is 1233011020103. The next prime is 1233011020121. The reversal of 1233011020120 is 210201103321.

It is a junction number, because it is equal to n+sod(n) for n = 1233011020094 and 1233011020103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233011020121) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 127372332 + ... + 127382011.

It is an arithmetic number, because the mean of its divisors is an integer number (63529364535).

Almost surely, 2^{1233011020120} is an apocalyptic number.

1233011020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1233011020120 is an abundant number, since it is smaller than the sum of its proper divisors (1816398477560).

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

1233011020120 is a wasteful number, since it uses less digits than its factorization.

1233011020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254754376 (or 254754361 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1233011020120 its reverse (210201103321), we get a palindrome (1443212123441).

The spelling of 1233011020120 in words is "one trillion, two hundred thirty-three billion, eleven million, twenty thousand, one hundred twenty".