22122222100097 has 4 divisors (see below), whose sum is σ = 25282539542976. Its totient is φ = 18961904657220.

The previous prime is 22122222100049. The next prime is 22122222100129. The reversal of 22122222100097 is 79000122222122.

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 not a de Polignac number, because 22122222100097 - 2¹² = 22122222096001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22122222100997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1580158721429 + ... + 1580158721442.

It is an arithmetic number, because the mean of its divisors is an integer number (6320634885744).

Almost surely, 2^{22122222100097} is an apocalyptic number.

It is an amenable number.

22122222100097 is a deficient number, since it is larger than the sum of its proper divisors (3160317442879).

22122222100097 is an equidigital number, since it uses as much as digits as its factorization.

22122222100097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3160317442878.

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 22122222100097 in words is "twenty-two trillion, one hundred twenty-two billion, two hundred twenty-two million, one hundred thousand, ninety-seven".