121100010211210 has 32 divisors (see below), whose sum is σ = 227464442393472. Its totient is φ = 46332484524480.

The previous prime is 121100010211177. The next prime is 121100010211231. The reversal of 121100010211210 is 12112010001121.

It is a happy number.

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, 668049 + ... + 15577108.

It is an arithmetic number, because the mean of its divisors is an integer number (7108263824796).

Almost surely, 2^{121100010211210} is an apocalyptic number.

121100010211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121100010211210 is a deficient number, since it is larger than the sum of its proper divisors (106364432182262).

121100010211210 is a wasteful number, since it uses less digits than its factorization.

121100010211210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16277598.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 121100010211210 its reverse (12112010001121), we get a palindrome (133212020212331).

The spelling of 121100010211210 in words is "one hundred twenty-one trillion, one hundred billion, ten million, two hundred eleven thousand, two hundred ten".