12220101120 has 80 divisors (see below), whose sum is σ = 39066160320. Its totient is φ = 3258691584.

The previous prime is 12220101107. The next prime is 12220101133. The reversal of 12220101120 is 2110102221.

It is an interprime number because it is at equal distance from previous prime (12220101107) and next prime (12220101133).

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 12220101096 and 12220101105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 787900 + ... + 803259.

It is an arithmetic number, because the mean of its divisors is an integer number (488327004).

Almost surely, 2^12220101120 is an apocalyptic number.

12220101120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12220101120 is an abundant number, since it is smaller than the sum of its proper divisors (26846059200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12220101120 is an equidigital number, since it uses as much as digits as its factorization.

12220101120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1591185 (or 1591169 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12220101120 its reverse (2110102221), we get a palindrome (14330203341).

The spelling of 12220101120 in words is "twelve billion, two hundred twenty million, one hundred one thousand, one hundred twenty".