120012211110220 has 96 divisors (see below), whose sum is σ = 299653373134080. Its totient is φ = 39798471816960.

The previous prime is 120012211110151. The next prime is 120012211110247. The reversal of 120012211110220 is 22011112210021.

It is a junction number, because it is equal to n+sod(n) for n = 120012211110194 and 120012211110203.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 252547630 + ... + 253022389.

It is an arithmetic number, because the mean of its divisors is an integer number (3121389303480).

Almost surely, 2^{120012211110220} is an apocalyptic number.

120012211110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120012211110220 is an abundant number, since it is smaller than the sum of its proper divisors (179641162023860).

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

120012211110220 is a wasteful number, since it uses less digits than its factorization.

120012211110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505570135 (or 505570133 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 120012211110220 its reverse (22011112210021), we get a palindrome (142023323320241).

The spelling of 120012211110220 in words is "one hundred twenty trillion, twelve billion, two hundred eleven million, one hundred ten thousand, two hundred twenty".