133232212021 has 8 divisors (see below), whose sum is σ = 137587960064. Its totient is φ = 128880084960.

The previous prime is 133232212007. The next prime is 133232212037. The reversal of 133232212021 is 120212232331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133232212021 - 2¹⁵ = 133232179253 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133232211983 and 133232212001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133232212121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 830355 + ... + 977728.

It is an arithmetic number, because the mean of its divisors is an integer number (17198495008).

Almost surely, 2^133232212021 is an apocalyptic number.

It is an amenable number.

133232212021 is a deficient number, since it is larger than the sum of its proper divisors (4355748043).

133232212021 is a wasteful number, since it uses less digits than its factorization.

133232212021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810491.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 133232212021 its reverse (120212232331), we get a palindrome (253444444352).

The spelling of 133232212021 in words is "one hundred thirty-three billion, two hundred thirty-two million, two hundred twelve thousand, twenty-one".