1001000010012 has 24 divisors (see below), whose sum is σ = 2349652722816. Its totient is φ = 331668665328.

The previous prime is 1001000010001. The next prime is 1001000010053. The reversal of 1001000010012 is 2100100001001.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249748498 + ... + 249752505.

It is an arithmetic number, because the mean of its divisors is an integer number (97902196784).

Almost surely, 2^{1001000010012} is an apocalyptic number.

1001000010012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1001000010012 is an abundant number, since it is smaller than the sum of its proper divisors (1348652712804).

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

1001000010012 is a wasteful number, since it uses less digits than its factorization.

1001000010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499501177 (or 499501175 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 1001000010012 its reverse (2100100001001), we get a palindrome (3101100011013).

It can be divided in two parts, 100100001001 and 2, that multiplied together give a palindrome (200200002002).

The spelling of 1001000010012 in words is "one trillion, one billion, ten thousand, twelve".