1012101999999 has 4 divisors (see below), whose sum is σ = 1349469333336. Its totient is φ = 674734666664.

The previous prime is 1012101999983. The next prime is 1012102000027. The reversal of 1012101999999 is 9999991012101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1012101999999 - 2⁴ = 1012101999983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012101999919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168683666664 + ... + 168683666669.

It is an arithmetic number, because the mean of its divisors is an integer number (337367333334).

Almost surely, 2^{1012101999999} is an apocalyptic number.

1012101999999 is a deficient number, since it is larger than the sum of its proper divisors (337367333337).

1012101999999 is an equidigital number, since it uses as much as digits as its factorization.

1012101999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337367333336.

The product of its (nonzero) digits is 1062882, while the sum is 60.

The spelling of 1012101999999 in words is "one trillion, twelve billion, one hundred one million, nine hundred ninety-nine thousand, nine hundred ninety-nine".