12220201122122 has 64 divisors (see below), whose sum is σ = 21038800785408. Its totient is φ = 5214828600000.

The previous prime is 12220201122113. The next prime is 12220201122127. The reversal of 12220201122122 is 22122110202221.

It is a super-2 number, since 2×12220201122122² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12220201122094 and 12220201122103.

It is not an unprimeable number, because it can be changed into a prime (12220201122127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8023768853 + ... + 8023770375.

It is an arithmetic number, because the mean of its divisors is an integer number (328731262272).

Almost surely, 2^{12220201122122} is an apocalyptic number.

12220201122122 is a deficient number, since it is larger than the sum of its proper divisors (8818599663286).

12220201122122 is a wasteful number, since it uses less digits than its factorization.

12220201122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4035.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 12220201122122 its reverse (22122110202221), we get a palindrome (34342311324343).

The spelling of 12220201122122 in words is "twelve trillion, two hundred twenty billion, two hundred one million, one hundred twenty-two thousand, one hundred twenty-two".