332021140221 has 4 divisors (see below), whose sum is σ = 442694853632. Its totient is φ = 221347426812.

The previous prime is 332021140193. The next prime is 332021140309. The reversal of 332021140221 is 122041120233.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 122041120233 = 3 ⋅40680373411.

It is not a de Polignac number, because 332021140221 - 2³¹ = 329873656573 is a prime.

It is a super-2 number, since 2×332021140221² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332021140021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55336856701 + ... + 55336856706.

It is an arithmetic number, because the mean of its divisors is an integer number (110673713408).

Almost surely, 2^332021140221 is an apocalyptic number.

It is an amenable number.

332021140221 is a deficient number, since it is larger than the sum of its proper divisors (110673713411).

332021140221 is a wasteful number, since it uses less digits than its factorization.

332021140221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110673713410.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 332021140221 its reverse (122041120233), we get a palindrome (454062260454).

The spelling of 332021140221 in words is "three hundred thirty-two billion, twenty-one million, one hundred forty thousand, two hundred twenty-one".