122201011123 has 4 divisors (see below), whose sum is σ = 122391652968. Its totient is φ = 122010369280.

The previous prime is 122201011099. The next prime is 122201011129. The reversal of 122201011123 is 321110102221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321110102221 = 419 ⋅766372559.

It is a cyclic number.

It is not a de Polignac number, because 122201011123 - 2⁵ = 122201011091 is a prime.

It is a super-2 number, since 2×122201011123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122201011097 and 122201011106.

It is not an unprimeable number, because it can be changed into a prime (122201011129) 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, 95319961 + ... + 95321242.

It is an arithmetic number, because the mean of its divisors is an integer number (30597913242).

Almost surely, 2^122201011123 is an apocalyptic number.

122201011123 is a deficient number, since it is larger than the sum of its proper divisors (190641845).

122201011123 is an equidigital number, since it uses as much as digits as its factorization.

122201011123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190641844.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 122201011123 its reverse (321110102221), we get a palindrome (443311113344).

The spelling of 122201011123 in words is "one hundred twenty-two billion, two hundred one million, eleven thousand, one hundred twenty-three".