120212212112210 has 16 divisors (see below), whose sum is σ = 216464162624856. Its totient is φ = 48066622439808.

The previous prime is 120212212112191. The next prime is 120212212112287. The reversal of 120212212112210 is 12211212212021.

It can be written as a sum of positive squares in 4 ways, for example, as 111954238590649 + 8257973521561 = 10580843^2 + 2873669^2 .

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, 2282772989 + ... + 2282825648.

Almost surely, 2^{120212212112210} is an apocalyptic number.

120212212112210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120212212112210 is a deficient number, since it is larger than the sum of its proper divisors (96251950512646).

120212212112210 is a wasteful number, since it uses less digits than its factorization.

120212212112210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4565601277.

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

Adding to 120212212112210 its reverse (12211212212021), we get a palindrome (132423424324231).

The spelling of 120212212112210 in words is "one hundred twenty trillion, two hundred twelve billion, two hundred twelve million, one hundred twelve thousand, two hundred ten".