4223100134021 has 4 divisors (see below), whose sum is σ = 4223214559200. Its totient is φ = 4222985708844.

The previous prime is 4223100134003. The next prime is 4223100134053. The reversal of 4223100134021 is 1204310013224.

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-4223100134021 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 (4223100130021) 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, 57157211 + ... + 57231048.

It is an arithmetic number, because the mean of its divisors is an integer number (1055803639800).

Almost surely, 2^{4223100134021} is an apocalyptic number.

It is an amenable number.

4223100134021 is a deficient number, since it is larger than the sum of its proper divisors (114425179).

4223100134021 is a wasteful number, since it uses less digits than its factorization.

4223100134021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114425178.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 4223100134021 its reverse (1204310013224), we get a palindrome (5427410147245).

The spelling of 4223100134021 in words is "four trillion, two hundred twenty-three billion, one hundred million, one hundred thirty-four thousand, twenty-one".