1011002124012 has 12 divisors (see below), whose sum is σ = 2359004956056. Its totient is φ = 337000708000.

The previous prime is 1011002123959. The next prime is 1011002124017. The reversal of 1011002124012 is 2104212001101.

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

It is a super-2 number, since 2×1011002124012² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1011002123982 and 1011002124000.

It is not an unprimeable number, because it can be changed into a prime (1011002124017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42125088489 + ... + 42125088512.

It is an arithmetic number, because the mean of its divisors is an integer number (196583746338).

Almost surely, 2^{1011002124012} is an apocalyptic number.

1011002124012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1011002124012 is an abundant number, since it is smaller than the sum of its proper divisors (1348002832044).

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

1011002124012 is a wasteful number, since it uses less digits than its factorization.

1011002124012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84250177008 (or 84250177006 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1011002124012 its reverse (2104212001101), we get a palindrome (3115214125113).

The spelling of 1011002124012 in words is "one trillion, eleven billion, two million, one hundred twenty-four thousand, twelve".