202232223312 has 160 divisors (see below), whose sum is σ = 632832710400. Its totient is φ = 54326329344.

The previous prime is 202232223269. The next prime is 202232223337. The reversal of 202232223312 is 213322232202.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5745864 + ... + 5780952.

It is an arithmetic number, because the mean of its divisors is an integer number (3955204440).

Almost surely, 2^202232223312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202232223312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316416355200).

202232223312 is an abundant number, since it is smaller than the sum of its proper divisors (430600487088).

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

202232223312 is a wasteful number, since it uses less digits than its factorization.

202232223312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36133 (or 36127 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 202232223312 its reverse (213322232202), we get a palindrome (415554455514).

The spelling of 202232223312 in words is "two hundred two billion, two hundred thirty-two million, two hundred twenty-three thousand, three hundred twelve".