120112212221210 has 32 divisors (see below), whose sum is σ = 240874935466752. Its totient is φ = 42747866630080.

The previous prime is 120112212221171. The next prime is 120112212221327. The reversal of 120112212221210 is 12122212211021.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11616262937 + ... + 11616273276.

It is an arithmetic number, because the mean of its divisors is an integer number (7527341733336).

Almost surely, 2^{120112212221210} is an apocalyptic number.

120112212221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120112212221210 is an abundant number, since it is smaller than the sum of its proper divisors (120762723245542).

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

120112212221210 is a wasteful number, since it uses less digits than its factorization.

120112212221210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23232536278.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 120112212221210 its reverse (12122212211021), we get a palindrome (132234424432231).

The spelling of 120112212221210 in words is "one hundred twenty trillion, one hundred twelve billion, two hundred twelve million, two hundred twenty-one thousand, two hundred ten".