132111021 has 16 divisors (see below), whose sum is σ = 202764800. Its totient is φ = 74947248.

The previous prime is 132110983. The next prime is 132111041. The reversal of 132111021 is 120111231.

It is not a de Polignac number, because 132111021 - 2¹¹ = 132108973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 132110988 and 132111006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132111041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19711 + ... + 25548.

It is an arithmetic number, because the mean of its divisors is an integer number (12672800).

Almost surely, 2^132111021 is an apocalyptic number.

It is an amenable number.

132111021 is a deficient number, since it is larger than the sum of its proper divisors (70653779).

132111021 is a wasteful number, since it uses less digits than its factorization.

132111021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45408.

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

The square root of 132111021 is about 11493.9558464438. The cubic root of 132111021 is about 509.3070442723.

Adding to 132111021 its reverse (120111231), we get a palindrome (252222252).

It can be divided in two parts, 13211 and 1021, that multiplied together give a palindrome (13488431).

The spelling of 132111021 in words is "one hundred thirty-two million, one hundred eleven thousand, twenty-one".