100021001132 has 12 divisors (see below), whose sum is σ = 188501117616. Its totient is φ = 46163538960.

The previous prime is 100021001111. The next prime is 100021001147. The reversal of 100021001132 is 231100120001.

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, 961740344 + ... + 961740447.

It is an arithmetic number, because the mean of its divisors is an integer number (15708426468).

Almost surely, 2^100021001132 is an apocalyptic number.

It is an amenable number.

100021001132 is a deficient number, since it is larger than the sum of its proper divisors (88480116484).

100021001132 is a wasteful number, since it uses less digits than its factorization.

100021001132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1923480808 (or 1923480806 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 100021001132 its reverse (231100120001), we get a palindrome (331121121133).

The spelling of 100021001132 in words is "one hundred billion, twenty-one million, one thousand, one hundred thirty-two".