1003321221132 has 48 divisors (see below), whose sum is σ = 2344242176640. Its totient is φ = 333989365248.

The previous prime is 1003321221109. The next prime is 1003321221151. The reversal of 1003321221132 is 2311221233001.

It is a super-2 number, since 2×1003321221132² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1003321221099 and 1003321221108.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30393628 + ... + 30426620.

It is an arithmetic number, because the mean of its divisors is an integer number (48838378680).

Almost surely, 2^{1003321221132} is an apocalyptic number.

1003321221132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1003321221132 is an abundant number, since it is smaller than the sum of its proper divisors (1340920955508).

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

1003321221132 is a wasteful number, since it uses less digits than its factorization.

1003321221132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36342 (or 36340 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1003321221132 its reverse (2311221233001), we get a palindrome (3314542454133).

The spelling of 1003321221132 in words is "one trillion, three billion, three hundred twenty-one million, two hundred twenty-one thousand, one hundred thirty-two".