22222505153121 has 24 divisors (see below), whose sum is σ = 37118909709504. Its totient is φ = 11721760958880.

The previous prime is 22222505153111. The next prime is 22222505153131. The reversal of 22222505153121 is 12135150522222.

It is an interprime number because it is at equal distance from previous prime (22222505153111) and next prime (22222505153131).

It is not a de Polignac number, because 22222505153121 - 2¹⁴ = 22222505136737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22222505153111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5814363645 + ... + 5814367466.

It is an arithmetic number, because the mean of its divisors is an integer number (1546621237896).

Almost surely, 2^{22222505153121} is an apocalyptic number.

22222505153121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22222505153121 is a deficient number, since it is larger than the sum of its proper divisors (14896404556383).

22222505153121 is a wasteful number, since it uses less digits than its factorization.

22222505153121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11628731141 (or 11628731134 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

Adding to 22222505153121 its reverse (12135150522222), we get a palindrome (34357655675343).

The spelling of 22222505153121 in words is "twenty-two trillion, two hundred twenty-two billion, five hundred five million, one hundred fifty-three thousand, one hundred twenty-one".