32203221030 has 160 divisors (see below), whose sum is σ = 92511682560. Its totient is φ = 8013867840.

The previous prime is 32203220983. The next prime is 32203221047. The reversal of 32203221030 is 3012230223.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 32203220994 and 32203221012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1015515 + ... + 1046745.

It is an arithmetic number, because the mean of its divisors is an integer number (578198016).

Almost surely, 2^32203221030 is an apocalyptic number.

32203221030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 32203221030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46255841280).

32203221030 is an abundant number, since it is smaller than the sum of its proper divisors (60308461530).

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

32203221030 is a wasteful number, since it uses less digits than its factorization.

32203221030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31336 (or 31327 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 32203221030 its reverse (3012230223), we get a palindrome (35215451253).

The spelling of 32203221030 in words is "thirty-two billion, two hundred three million, two hundred twenty-one thousand, thirty".