1021130310012 has 12 divisors (see below), whose sum is σ = 2382637390056. Its totient is φ = 340376770000.

The previous prime is 1021130310007. The next prime is 1021130310097. The reversal of 1021130310012 is 2100130311201.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1021130310012² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1021130309973 and 1021130310000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42547096239 + ... + 42547096262.

It is an arithmetic number, because the mean of its divisors is an integer number (198553115838).

Almost surely, 2^{1021130310012} is an apocalyptic number.

1021130310012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1021130310012 is an abundant number, since it is smaller than the sum of its proper divisors (1361507080044).

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

1021130310012 is a wasteful number, since it uses less digits than its factorization.

1021130310012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85094192508 (or 85094192506 counting only the distinct ones).

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

Adding to 1021130310012 its reverse (2100130311201), we get a palindrome (3121260621213).

The spelling of 1021130310012 in words is "one trillion, twenty-one billion, one hundred thirty million, three hundred ten thousand, twelve".