122002011123 has 16 divisors (see below), whose sum is σ = 165631132800. Its totient is φ = 79857193280.

The previous prime is 122002011097. The next prime is 122002011151. The reversal of 122002011123 is 321110200221.

It is a cyclic number.

It is not a de Polignac number, because 122002011123 - 2³⁰ = 120928269299 is a prime.

It is a super-2 number, since 2×122002011123² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122002011163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 282813 + ... + 569198.

It is an arithmetic number, because the mean of its divisors is an integer number (10351945800).

Almost surely, 2^122002011123 is an apocalyptic number.

122002011123 is a deficient number, since it is larger than the sum of its proper divisors (43629121677).

122002011123 is an equidigital number, since it uses as much as digits as its factorization.

122002011123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852882.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 122002011123 its reverse (321110200221), we get a palindrome (443112211344).

The spelling of 122002011123 in words is "one hundred twenty-two billion, two million, eleven thousand, one hundred twenty-three".