332101421 has 4 divisors (see below), whose sum is σ = 332398272. Its totient is φ = 331804572.

The previous prime is 332101411. The next prime is 332101423. The reversal of 332101421 is 124101233.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-332101421 is a prime.

It is a super-2 number, since 2×332101421² = 220582707660438482, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 332101421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332101423) 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, 146741 + ... + 148986.

It is an arithmetic number, because the mean of its divisors is an integer number (83099568).

Almost surely, 2^332101421 is an apocalyptic number.

It is an amenable number.

332101421 is a deficient number, since it is larger than the sum of its proper divisors (296851).

332101421 is a wasteful number, since it uses less digits than its factorization.

332101421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296850.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 332101421 is about 18223.6500460254. The cubic root of 332101421 is about 692.5060596289.

Adding to 332101421 its reverse (124101233), we get a palindrome (456202654).

The spelling of 332101421 in words is "three hundred thirty-two million, one hundred one thousand, four hundred twenty-one".