121110101122210 has 16 divisors (see below), whose sum is σ = 218003635011456. Its totient is φ = 48442828673008.

The previous prime is 121110101122147. The next prime is 121110101122223. The reversal of 121110101122210 is 12221101011121.

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, 151052164 + ... + 151851823.

It is an arithmetic number, because the mean of its divisors is an integer number (13625227188216).

Almost surely, 2^{121110101122210} is an apocalyptic number.

121110101122210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121110101122210 is a deficient number, since it is larger than the sum of its proper divisors (96893533889246).

121110101122210 is a wasteful number, since it uses less digits than its factorization.

121110101122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302943977.

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

Adding to 121110101122210 its reverse (12221101011121), we get a palindrome (133331202133331).

The spelling of 121110101122210 in words is "one hundred twenty-one trillion, one hundred ten billion, one hundred one million, one hundred twenty-two thousand, two hundred ten".