1020120313332 has 48 divisors (see below), whose sum is σ = 2438544427200. Its totient is φ = 331718135040.

The previous prime is 1020120313309. The next prime is 1020120313339. The reversal of 1020120313332 is 2333130210201.

It is a junction number, because it is equal to n+sod(n) for n = 1020120313299 and 1020120313308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020120313339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6126394 + ... + 6290702.

It is an arithmetic number, because the mean of its divisors is an integer number (50803008900).

Almost surely, 2^{1020120313332} is an apocalyptic number.

1020120313332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1020120313332 is an abundant number, since it is smaller than the sum of its proper divisors (1418424113868).

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

1020120313332 is a wasteful number, since it uses less digits than its factorization.

1020120313332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176976 (or 176974 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1020120313332 its reverse (2333130210201), we get a palindrome (3353250523533).

The spelling of 1020120313332 in words is "one trillion, twenty billion, one hundred twenty million, three hundred thirteen thousand, three hundred thirty-two".