21233001213292 has 48 divisors (see below), whose sum is σ = 40874467227552. Its totient is φ = 9570860257280.

The previous prime is 21233001213289. The next prime is 21233001213301. The reversal of 21233001213292 is 29231210033212.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3896628 + ... + 7592740.

It is an arithmetic number, because the mean of its divisors is an integer number (851551400574).

Almost surely, 2^{21233001213292} is an apocalyptic number.

21233001213292 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21233001213292 is a deficient number, since it is larger than the sum of its proper divisors (19641466014260).

21233001213292 is a wasteful number, since it uses less digits than its factorization.

21233001213292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3697218 (or 3697216 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 21233001213292 in words is "twenty-one trillion, two hundred thirty-three billion, one million, two hundred thirteen thousand, two hundred ninety-two".