22123201011121 has 8 divisors (see below), whose sum is σ = 25290568319040. Its totient is φ = 18957561208368.

The previous prime is 22123201011101. The next prime is 22123201011127. The reversal of 22123201011121 is 12111010232122.

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 22123201011121 - 2¹⁷ = 22123200880049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22123201011127) 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, 431848846 + ... + 431900071.

It is an arithmetic number, because the mean of its divisors is an integer number (3161321039880).

Almost surely, 2^{22123201011121} is an apocalyptic number.

It is an amenable number.

22123201011121 is a deficient number, since it is larger than the sum of its proper divisors (3167367307919).

22123201011121 is an equidigital number, since it uses as much as digits as its factorization.

22123201011121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863752583.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 22123201011121 its reverse (12111010232122), we get a palindrome (34234211243243).

The spelling of 22123201011121 in words is "twenty-two trillion, one hundred twenty-three billion, two hundred one million, eleven thousand, one hundred twenty-one".