1001232213132 has 12 divisors (see below), whose sum is σ = 2336208497336. Its totient is φ = 333744071040.

The previous prime is 1001232213109. The next prime is 1001232213173. The reversal of 1001232213132 is 2313122321001.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1001232213132² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1001232213099 and 1001232213108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41718008869 + ... + 41718008892.

Almost surely, 2^{1001232213132} is an apocalyptic number.

1001232213132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1001232213132 is an abundant number, since it is smaller than the sum of its proper divisors (1334976284204).

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

1001232213132 is a wasteful number, since it uses less digits than its factorization.

1001232213132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83436017768 (or 83436017766 counting only the distinct ones).

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

Adding to 1001232213132 its reverse (2313122321001), we get a palindrome (3314354534133).

The spelling of 1001232213132 in words is "one trillion, one billion, two hundred thirty-two million, two hundred thirteen thousand, one hundred thirty-two".