120002021210 has 8 divisors (see below), whose sum is σ = 216003638196. Its totient is φ = 48000808480.

The previous prime is 120002021149. The next prime is 120002021231. The reversal of 120002021210 is 12120200021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 106877340241 + 13124680969 = 326921^2 + 114563^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 120002021191 and 120002021200.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6000101051 + ... + 6000101070.

Almost surely, 2^120002021210 is an apocalyptic number.

120002021210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120002021210 is a deficient number, since it is larger than the sum of its proper divisors (96001616986).

120002021210 is a wasteful number, since it uses less digits than its factorization.

120002021210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12000202128.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 120002021210 its reverse (12120200021), we get a palindrome (132122221231).

The spelling of 120002021210 in words is "one hundred twenty billion, two million, twenty-one thousand, two hundred ten".