223212000329 has 4 divisors (see below), whose sum is σ = 223272185220. Its totient is φ = 223151815440.

The previous prime is 223212000301. The next prime is 223212000367. The reversal of 223212000329 is 923000212322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 94201727929 + 129010272400 = 306923^2 + 359180^2 .

It is a cyclic number.

It is not a de Polignac number, because 223212000329 - 2⁸ = 223212000073 is a prime.

It is a super-3 number, since 3×223212000329³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223212000298 and 223212000307.

It is not an unprimeable number, because it can be changed into a prime (223212000629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30086882 + ... + 30094299.

It is an arithmetic number, because the mean of its divisors is an integer number (55818046305).

Almost surely, 2^223212000329 is an apocalyptic number.

It is an amenable number.

223212000329 is a deficient number, since it is larger than the sum of its proper divisors (60184891).

223212000329 is an equidigital number, since it uses as much as digits as its factorization.

223212000329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60184890.

The product of its (nonzero) digits is 2592, while the sum is 26.

The spelling of 223212000329 in words is "two hundred twenty-three billion, two hundred twelve million, three hundred twenty-nine", and thus it is an aban number.