320020001132 has 24 divisors (see below), whose sum is σ = 607718558832. Its totient is φ = 146574043200.

The previous prime is 320020001083. The next prime is 320020001143. The reversal of 320020001132 is 231100020023.

It is a happy number.

It is a super-2 number, since 2×320020001132² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23482619 + ... + 23496242.

It is an arithmetic number, because the mean of its divisors is an integer number (25321606618).

Almost surely, 2^320020001132 is an apocalyptic number.

It is an amenable number.

320020001132 is a deficient number, since it is larger than the sum of its proper divisors (287698557700).

320020001132 is a wasteful number, since it uses less digits than its factorization.

320020001132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46979009 (or 46979007 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 320020001132 its reverse (231100020023), we get a palindrome (551120021155).

The spelling of 320020001132 in words is "three hundred twenty billion, twenty million, one thousand, one hundred thirty-two".