21233070067 has 8 divisors (see below), whose sum is σ = 23170696560. Its totient is φ = 19296668160.

The previous prime is 21233069969. The next prime is 21233070073. The reversal of 21233070067 is 76007033212.

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

It is not a de Polignac number, because 21233070067 - 2⁷ = 21233069939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21233070097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269698 + ... + 339415.

It is an arithmetic number, because the mean of its divisors is an integer number (2896337070).

Almost surely, 2^21233070067 is an apocalyptic number.

21233070067 is a deficient number, since it is larger than the sum of its proper divisors (1937626493).

21233070067 is a wasteful number, since it uses less digits than its factorization.

21233070067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612293.

The product of its (nonzero) digits is 10584, while the sum is 31.

The spelling of 21233070067 in words is "twenty-one billion, two hundred thirty-three million, seventy thousand, sixty-seven".