32213120331 has 12 divisors (see below), whose sum is σ = 49963207272. Its totient is φ = 18407497248.

The previous prime is 32213120321. The next prime is 32213120341. The reversal of 32213120331 is 13302131223.

It is an interprime number because it is at equal distance from previous prime (32213120321) and next prime (32213120341).

It is not a de Polignac number, because 32213120331 - 2⁵ = 32213120299 is a prime.

It is a super-2 number, since 2×32213120331² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 32213120298 and 32213120307.

It is not an unprimeable number, because it can be changed into a prime (32213120321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109568290 + ... + 109568583.

It is an arithmetic number, because the mean of its divisors is an integer number (4163600606).

Almost surely, 2^32213120331 is an apocalyptic number.

32213120331 is a deficient number, since it is larger than the sum of its proper divisors (17750086941).

32213120331 is a wasteful number, since it uses less digits than its factorization.

32213120331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219136890 (or 219136883 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 32213120331 its reverse (13302131223), we get a palindrome (45515251554).

The spelling of 32213120331 in words is "thirty-two billion, two hundred thirteen million, one hundred twenty thousand, three hundred thirty-one".