121102120211210 has 64 divisors (see below), whose sum is σ = 230420460067200. Its totient is φ = 45698677604352.

The previous prime is 121102120211167. The next prime is 121102120211243. The reversal of 121102120211210 is 12112021201121.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158756474 + ... + 159517466.

It is an arithmetic number, because the mean of its divisors is an integer number (3600319688550).

Almost surely, 2^{121102120211210} is an apocalyptic number.

121102120211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121102120211210 is a deficient number, since it is larger than the sum of its proper divisors (109318339855990).

121102120211210 is a wasteful number, since it uses less digits than its factorization.

121102120211210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764535.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121102120211210 its reverse (12112021201121), we get a palindrome (133214141412331).

The spelling of 121102120211210 in words is "one hundred twenty-one trillion, one hundred two billion, one hundred twenty million, two hundred eleven thousand, two hundred ten".