121022121110022 has 24 divisors (see below), whose sum is σ = 286052286260520. Its totient is φ = 36673370033280.

The previous prime is 121022121109997. The next prime is 121022121110129. The reversal of 121022121110022 is 220011121220121.

121022121110022 is a `hidden beast` number, since 1 + 210 + 221 + 211 + 1 + 0 + 0 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 121022121109977 and 121022121110004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 305611416747 + ... + 305611417142.

It is an arithmetic number, because the mean of its divisors is an integer number (11918845260855).

Almost surely, 2^{121022121110022} is an apocalyptic number.

121022121110022 is an abundant number, since it is smaller than the sum of its proper divisors (165030165150498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121022121110022 is a wasteful number, since it uses less digits than its factorization.

121022121110022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611222833908 (or 611222833905 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 121022121110022 its reverse (220011121220121), we get a palindrome (341033242330143).

The spelling of 121022121110022 in words is "one hundred twenty-one trillion, twenty-two billion, one hundred twenty-one million, one hundred ten thousand, twenty-two".