352020034421 has 4 divisors (see below), whose sum is σ = 384021855744. Its totient is φ = 320018213100.

The previous prime is 352020034417. The next prime is 352020034423. The reversal of 352020034421 is 124430020253.

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 not a de Polignac number, because 352020034421 - 2² = 352020034417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352020034423) 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, 16000910645 + ... + 16000910666.

It is an arithmetic number, because the mean of its divisors is an integer number (96005463936).

Almost surely, 2^352020034421 is an apocalyptic number.

It is an amenable number.

352020034421 is a deficient number, since it is larger than the sum of its proper divisors (32001821323).

352020034421 is a wasteful number, since it uses less digits than its factorization.

352020034421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32001821322.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 352020034421 its reverse (124430020253), we get a palindrome (476450054674).

The spelling of 352020034421 in words is "three hundred fifty-two billion, twenty million, thirty-four thousand, four hundred twenty-one".