4224132101021 has 32 divisors (see below), whose sum is σ = 5129916779520. Its totient is φ = 3397560336000.

The previous prime is 4224132100999. The next prime is 4224132101029. The reversal of 4224132101021 is 1201012314224.

It is a cyclic number.

It is not a de Polignac number, because 4224132101021 - 2²² = 4224127906717 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 (4224132101029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117971321 + ... + 118007121.

It is an arithmetic number, because the mean of its divisors is an integer number (160309899360).

Almost surely, 2^{4224132101021} is an apocalyptic number.

It is an amenable number.

4224132101021 is a deficient number, since it is larger than the sum of its proper divisors (905784678499).

4224132101021 is a wasteful number, since it uses less digits than its factorization.

4224132101021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44225.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 4224132101021 its reverse (1201012314224), we get a palindrome (5425144415245).

The spelling of 4224132101021 in words is "four trillion, two hundred twenty-four billion, one hundred thirty-two million, one hundred one thousand, twenty-one".