2032221312 has 320 divisors, whose sum is σ = 6700224960. Its totient is φ = 606320640.

The previous prime is 2032221307. The next prime is 2032221319. The reversal of 2032221312 is 2131222302.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2032221319) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11746858 + ... + 11747030.

It is an arithmetic number, because the mean of its divisors is an integer number (20938203).

Almost surely, 2^2032221312 is an apocalyptic number.

2032221312 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 2032221312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3350112480).

2032221312 is an abundant number, since it is smaller than the sum of its proper divisors (4668003648).

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

2032221312 is a wasteful number, since it uses less digits than its factorization.

2032221312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 292 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2032221312 is about 45080.1653945502. The cubic root of 2032221312 is about 1266.6510880202.

Adding to 2032221312 its reverse (2131222302), we get a palindrome (4163443614).

The spelling of 2032221312 in words is "two billion, thirty-two million, two hundred twenty-one thousand, three hundred twelve".