21307001433000 has 64 divisors (see below), whose sum is σ = 66477844480320. Its totient is φ = 5681867048000.

The previous prime is 21307001432989. The next prime is 21307001433059. The reversal of 21307001433000 is 33410070312.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3551163906 + ... + 3551169905.

It is an arithmetic number, because the mean of its divisors is an integer number (1038716320005).

Almost surely, 2^{21307001433000} is an apocalyptic number.

21307001433000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21307001433000 is an abundant number, since it is smaller than the sum of its proper divisors (45170843047320).

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

21307001433000 is a wasteful number, since it uses less digits than its factorization.

21307001433000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7102333835 (or 7102333821 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 24.

The spelling of 21307001433000 in words is "twenty-one trillion, three hundred seven billion, one million, four hundred thirty-three thousand".