22042322121401 has 4 divisors (see below), whose sum is σ = 22060891896912. Its totient is φ = 22023752345892.

The previous prime is 22042322121371. The next prime is 22042322121419. The reversal of 22042322121401 is 10412122324022.

It is a happy number.

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-22042322121401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22042322141401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9284885975 + ... + 9284888348.

It is an arithmetic number, because the mean of its divisors is an integer number (5515222974228).

Almost surely, 2^{22042322121401} is an apocalyptic number.

It is an amenable number.

22042322121401 is a deficient number, since it is larger than the sum of its proper divisors (18569775511).

22042322121401 is a wasteful number, since it uses less digits than its factorization.

22042322121401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18569775510.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 22042322121401 its reverse (10412122324022), we get a palindrome (32454444445423).

The spelling of 22042322121401 in words is "twenty-two trillion, forty-two billion, three hundred twenty-two million, one hundred twenty-one thousand, four hundred one".