1003310121012 has 48 divisors (see below), whose sum is σ = 2356049203200. Its totient is φ = 332296614112.

The previous prime is 1003310120963. The next prime is 1003310121049. The reversal of 1003310121012 is 2101210133001.

It is a happy number.

It is a super-2 number, since 2×1003310121012² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1003310120982 and 1003310121000.

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, 4801489 + ... + 5006087.

It is an arithmetic number, because the mean of its divisors is an integer number (49084358400).

Almost surely, 2^{1003310121012} is an apocalyptic number.

1003310121012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1003310121012 is an abundant number, since it is smaller than the sum of its proper divisors (1352739082188).

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

1003310121012 is a wasteful number, since it uses less digits than its factorization.

1003310121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207220 (or 207218 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1003310121012 its reverse (2101210133001), we get a palindrome (3104520254013).

The spelling of 1003310121012 in words is "one trillion, three billion, three hundred ten million, one hundred twenty-one thousand, twelve".