22032301020312 has 512 divisors, whose sum is σ = 64392492810240. Its totient is φ = 6220634112000.

The previous prime is 22032301020263. The next prime is 22032301020319. The reversal of 22032301020312 is 21302010323022.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22032301020319) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4523155237 + ... + 4523160107.

It is an arithmetic number, because the mean of its divisors is an integer number (125766587520).

Almost surely, 2^{22032301020312} is an apocalyptic number.

22032301020312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22032301020312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32196246405120).

22032301020312 is an abundant number, since it is smaller than the sum of its proper divisors (42360191789928).

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

22032301020312 is a wasteful number, since it uses less digits than its factorization.

22032301020312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5175 (or 5171 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 22032301020312 its reverse (21302010323022), we get a palindrome (43334311343334).

The spelling of 22032301020312 in words is "twenty-two trillion, thirty-two billion, three hundred one million, twenty thousand, three hundred twelve".