120001210222120 has 32 divisors (see below), whose sum is σ = 279313161726600. Its totient is φ = 46345294981888.

The previous prime is 120001210222111. The next prime is 120001210222141. The reversal of 120001210222120 is 21222012100021.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 114615738103876 + 5385472118244 = 10705874^2 + 2320662^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120001210222094 and 120001210222103.

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, 51724658419 + ... + 51724660738.

Almost surely, 2^{120001210222120} is an apocalyptic number.

120001210222120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120001210222120 is an abundant number, since it is smaller than the sum of its proper divisors (159311951504480).

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

120001210222120 is a wasteful number, since it uses less digits than its factorization.

120001210222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103449319197 (or 103449319193 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120001210222120 its reverse (21222012100021), we get a palindrome (141223222322141).

The spelling of 120001210222120 in words is "one hundred twenty trillion, one billion, two hundred ten million, two hundred twenty-two thousand, one hundred twenty".