132021306571 has 24 divisors (see below), whose sum is σ = 167562831600. Its totient is φ = 102858033600.

The previous prime is 132021306479. The next prime is 132021306581. The reversal of 132021306571 is 175603120231.

It is a happy number.

It is not a de Polignac number, because 132021306571 - 2²³ = 132012917963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132021306581) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4546005 + ... + 4574953.

It is an arithmetic number, because the mean of its divisors is an integer number (6981784650).

Almost surely, 2^132021306571 is an apocalyptic number.

132021306571 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

132021306571 is a deficient number, since it is larger than the sum of its proper divisors (35541525029).

132021306571 is a wasteful number, since it uses less digits than its factorization.

132021306571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37435 (or 37428 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The spelling of 132021306571 in words is "one hundred thirty-two billion, twenty-one million, three hundred six thousand, five hundred seventy-one".