1012021010999 has 16 divisors (see below), whose sum is σ = 1026925489920. Its totient is φ = 997247160000.

The previous prime is 1012021010981. The next prime is 1012021011061. The reversal of 1012021010999 is 9990101202101.

1012021010999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012021010999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012021000999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12092699 + ... + 12176099.

It is an arithmetic number, because the mean of its divisors is an integer number (64182843120).

Almost surely, 2^{1012021010999} is an apocalyptic number.

1012021010999 is a deficient number, since it is larger than the sum of its proper divisors (14904478921).

1012021010999 is a wasteful number, since it uses less digits than its factorization.

1012021010999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84182.

The product of its (nonzero) digits is 2916, while the sum is 35.

The spelling of 1012021010999 in words is "one trillion, twelve billion, twenty-one million, ten thousand, nine hundred ninety-nine".