121022201221108 has 24 divisors (see below), whose sum is σ = 239009362915680. Its totient is φ = 53113191757920.

The previous prime is 121022201221091. The next prime is 121022201221147. The reversal of 121022201221108 is 801122102220121.

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, 47422491366 + ... + 47422493917.

It is an arithmetic number, because the mean of its divisors is an integer number (9958723454820).

Almost surely, 2^{121022201221108} is an apocalyptic number.

It is an amenable number.

121022201221108 is a deficient number, since it is larger than the sum of its proper divisors (117987161694572).

121022201221108 is a wasteful number, since it uses less digits than its factorization.

121022201221108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94844985327 (or 94844985325 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 25.

Adding to 121022201221108 its reverse (801122102220121), we get a palindrome (922144303441229).

The spelling of 121022201221108 in words is "one hundred twenty-one trillion, twenty-two billion, two hundred one million, two hundred twenty-one thousand, one hundred eight".