132121571004 has 18 divisors (see below), whose sum is σ = 333973971240. Its totient is φ = 44040523656.

The previous prime is 132121570979. The next prime is 132121571009. The reversal of 132121571004 is 400175121231.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×132121571004² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132121571009) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1835021784 + ... + 1835021855.

Almost surely, 2^132121571004 is an apocalyptic number.

It is an amenable number.

132121571004 is an abundant number, since it is smaller than the sum of its proper divisors (201852400236).

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

132121571004 is a wasteful number, since it uses less digits than its factorization.

132121571004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3670043649 (or 3670043644 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

Adding to 132121571004 its reverse (400175121231), we get a palindrome (532296692235).

The spelling of 132121571004 in words is "one hundred thirty-two billion, one hundred twenty-one million, five hundred seventy-one thousand, four".