120001212211210 has 16 divisors (see below), whose sum is σ = 235638743978592. Its totient is φ = 43636804440400.

The previous prime is 120001212211193. The next prime is 120001212211229. The reversal of 120001212211210 is 12112212100021.

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, 545460055396 + ... + 545460055615.

It is an arithmetic number, because the mean of its divisors is an integer number (14727421498662).

Almost surely, 2^{120001212211210} is an apocalyptic number.

120001212211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120001212211210 is a deficient number, since it is larger than the sum of its proper divisors (115637531767382).

120001212211210 is a wasteful number, since it uses less digits than its factorization.

120001212211210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090920111029.

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

Adding to 120001212211210 its reverse (12112212100021), we get a palindrome (132113424311231).

The spelling of 120001212211210 in words is "one hundred twenty trillion, one billion, two hundred twelve million, two hundred eleven thousand, two hundred ten".