223212103206 has 32 divisors (see below), whose sum is σ = 487932346368. Its totient is φ = 67768379520.

The previous prime is 223212103193. The next prime is 223212103207. The reversal of 223212103206 is 602301212322.

It is a super-3 number, since 3×223212103206³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223212103207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35292870 + ... + 35299193.

It is an arithmetic number, because the mean of its divisors is an integer number (15247885824).

Almost surely, 2^223212103206 is an apocalyptic number.

223212103206 is an abundant number, since it is smaller than the sum of its proper divisors (264720243162).

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

223212103206 is a wasteful number, since it uses less digits than its factorization.

223212103206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70592116.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 223212103206 its reverse (602301212322), we get a palindrome (825513315528).

The spelling of 223212103206 in words is "two hundred twenty-three billion, two hundred twelve million, one hundred three thousand, two hundred six".