122120221002118 has 32 divisors (see below), whose sum is σ = 183901618114560. Its totient is φ = 60819988881600.

The previous prime is 122120221002083. The next prime is 122120221002137. The reversal of 122120221002118 is 811200122021221.

It is a super-2 number, since 2×122120221002118² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122120221002092 and 122120221002101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5138214271 + ... + 5138238037.

It is an arithmetic number, because the mean of its divisors is an integer number (5746925566080).

Almost surely, 2^{122120221002118} is an apocalyptic number.

122120221002118 is a deficient number, since it is larger than the sum of its proper divisors (61781397112442).

122120221002118 is a wasteful number, since it uses less digits than its factorization.

122120221002118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29812.

The product of its (nonzero) digits is 512, while the sum is 25.

Adding to 122120221002118 its reverse (811200122021221), we get a palindrome (933320343023339).

The spelling of 122120221002118 in words is "one hundred twenty-two trillion, one hundred twenty billion, two hundred twenty-one million, two thousand, one hundred eighteen".