121110221122010 has 16 divisors (see below), whose sum is σ = 219093867360000. Its totient is φ = 48200650817616.

The previous prime is 121110221121991. The next prime is 121110221122031. The reversal of 121110221122010 is 10221122011121.

It is a self number, because there is not a number n which added to its sum of digits gives 121110221122010.

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, 30429701810 + ... + 30429705789.

It is an arithmetic number, because the mean of its divisors is an integer number (13693366710000).

Almost surely, 2^{121110221122010} is an apocalyptic number.

121110221122010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121110221122010 is a deficient number, since it is larger than the sum of its proper divisors (97983646237990).

121110221122010 is a wasteful number, since it uses less digits than its factorization.

121110221122010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60859407805.

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

Adding to 121110221122010 its reverse (10221122011121), we get a palindrome (131331343133131).

The spelling of 121110221122010 in words is "one hundred twenty-one trillion, one hundred ten billion, two hundred twenty-one million, one hundred twenty-two thousand, ten".