4345332101421 has 8 divisors (see below), whose sum is σ = 5794897459584. Its totient is φ = 2896327405440.

The previous prime is 4345332101399. The next prime is 4345332101447. The reversal of 4345332101421 is 1241012335434.

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

It is not a de Polignac number, because 4345332101421 - 2⁷ = 4345332101293 is a prime.

It is a super-2 number, since 2×4345332101421² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4345332101491) 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, 140147460 + ... + 140178461.

It is an arithmetic number, because the mean of its divisors is an integer number (724362182448).

Almost surely, 2^{4345332101421} is an apocalyptic number.

It is an amenable number.

4345332101421 is a deficient number, since it is larger than the sum of its proper divisors (1449565358163).

4345332101421 is a wasteful number, since it uses less digits than its factorization.

4345332101421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280331091.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 4345332101421 its reverse (1241012335434), we get a palindrome (5586344436855).

The spelling of 4345332101421 in words is "four trillion, three hundred forty-five billion, three hundred thirty-two million, one hundred one thousand, four hundred twenty-one".