35123243221 has 8 divisors (see below), whose sum is σ = 38320236000. Its totient is φ = 31926912240.

The previous prime is 35123243203. The next prime is 35123243341. The reversal of 35123243221 is 12234232153.

It is a happy number.

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 35123243221 - 2⁷ = 35123243093 is a prime.

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 35123243221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35103243221) 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, 51031 + ... + 269908.

It is an arithmetic number, because the mean of its divisors is an integer number (4790029500).

Almost surely, 2^35123243221 is an apocalyptic number.

It is an amenable number.

35123243221 is a deficient number, since it is larger than the sum of its proper divisors (3196992779).

35123243221 is a wasteful number, since it uses less digits than its factorization.

35123243221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330899.

The product of its digits is 8640, while the sum is 28.

Adding to 35123243221 its reverse (12234232153), we get a palindrome (47357475374).

The spelling of 35123243221 in words is "thirty-five billion, one hundred twenty-three million, two hundred forty-three thousand, two hundred twenty-one".