121101323220212 has 24 divisors (see below), whose sum is σ = 214617281612160. Its totient is φ = 59782152343680.

The previous prime is 121101323220181. The next prime is 121101323220247. The reversal of 121101323220212 is 212022323101121.

It is a congruent number.

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, 2717387 + ... + 15798317.

It is an arithmetic number, because the mean of its divisors is an integer number (8942386733840).

Almost surely, 2^{121101323220212} is an apocalyptic number.

It is an amenable number.

121101323220212 is a deficient number, since it is larger than the sum of its proper divisors (93515958391948).

121101323220212 is a wasteful number, since it uses less digits than its factorization.

121101323220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13110311 (or 13110309 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 121101323220212 its reverse (212022323101121), we get a palindrome (333123646321333).

The spelling of 121101323220212 in words is "one hundred twenty-one trillion, one hundred one billion, three hundred twenty-three million, two hundred twenty thousand, two hundred twelve".