120211222211210 has 32 divisors (see below), whose sum is σ = 233026537398480. Its totient is φ = 44385356971008.

The previous prime is 120211222211209. The next prime is 120211222211237. The reversal of 120211222211210 is 12112222112021.

It can be written as a sum of positive squares in 8 ways, for example, as 25573522078729 + 94637700132481 = 5057027^2 + 9728191^2 .

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, 14806664 + ... + 21439676.

Almost surely, 2^{120211222211210} is an apocalyptic number.

120211222211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120211222211210 is a deficient number, since it is larger than the sum of its proper divisors (112815315187270).

120211222211210 is a wasteful number, since it uses less digits than its factorization.

120211222211210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6772442.

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

Adding to 120211222211210 its reverse (12112222112021), we get a palindrome (132323444323231).

The spelling of 120211222211210 in words is "one hundred twenty trillion, two hundred eleven billion, two hundred twenty-two million, two hundred eleven thousand, two hundred ten".