32140221030 has 144 divisors (see below), whose sum is σ = 87485003424. Its totient is φ = 8181699840.

The previous prime is 32140221019. The next prime is 32140221037. The reversal of 32140221030 is 3012204123.

32140221030 is a `hidden beast` number, since 3 + 21 + 402 + 210 + 30 = 666.

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 = 32140220994 and 32140221012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32140221037) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8149239 + ... + 8153181.

It is an arithmetic number, because the mean of its divisors is an integer number (607534746).

Almost surely, 2^32140221030 is an apocalyptic number.

32140221030 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 32140221030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43742501712).

32140221030 is an abundant number, since it is smaller than the sum of its proper divisors (55344782394).

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

32140221030 is a wasteful number, since it uses less digits than its factorization.

32140221030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4091 (or 4041 counting only the distinct ones).

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

Adding to 32140221030 its reverse (3012204123), we get a palindrome (35152425153).

The spelling of 32140221030 in words is "thirty-two billion, one hundred forty million, two hundred twenty-one thousand, thirty".