4221122140401 has 16 divisors (see below), whose sum is σ = 6084500385600. Its totient is φ = 2593918582848.

The previous prime is 4221122140373. The next prime is 4221122140489. The reversal of 4221122140401 is 1040412211224.

It is a happy number.

It is not a de Polignac number, because 4221122140401 - 2⁶ = 4221122140337 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4221122140801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1000738086 + ... + 1000742303.

It is an arithmetic number, because the mean of its divisors is an integer number (380281274100).

Almost surely, 2^{4221122140401} is an apocalyptic number.

It is an amenable number.

4221122140401 is a deficient number, since it is larger than the sum of its proper divisors (1863378245199).

4221122140401 is a wasteful number, since it uses less digits than its factorization.

4221122140401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001480448.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 4221122140401 its reverse (1040412211224), we get a palindrome (5261534351625).

The spelling of 4221122140401 in words is "four trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred forty thousand, four hundred one".