1012232021999 has 8 divisors (see below), whose sum is σ = 1152264120192. Its totient is φ = 880201758040.

The previous prime is 1012232021993. The next prime is 1012232022019. The reversal of 1012232021999 is 9991202322101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1012232021999 - 2³⁶ = 943512545263 is a prime.

It is a super-2 number, since 2×1012232021999² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012232021993) 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 7 ways as a sum of consecutive naturals, for example, 2000458289 + ... + 2000458794.

It is an arithmetic number, because the mean of its divisors is an integer number (144033015024).

Almost surely, 2^{1012232021999} is an apocalyptic number.

1012232021999 is a deficient number, since it is larger than the sum of its proper divisors (140032098193).

1012232021999 is a wasteful number, since it uses less digits than its factorization.

1012232021999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4000917117.

The product of its (nonzero) digits is 34992, while the sum is 41.

The spelling of 1012232021999 in words is "one trillion, twelve billion, two hundred thirty-two million, twenty-one thousand, nine hundred ninety-nine".