121330211022 has 48 divisors (see below), whose sum is σ = 265898730240. Its totient is φ = 39979526400.

The previous prime is 121330211003. The next prime is 121330211137. The reversal of 121330211022 is 220112033121.

121330211022 is a `hidden beast` number, since 121 + 330 + 211 + 0 + 2 + 2 = 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 = 121330210986 and 121330211004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10953747 + ... + 10964817.

It is an arithmetic number, because the mean of its divisors is an integer number (5539556880).

Almost surely, 2^121330211022 is an apocalyptic number.

121330211022 is an abundant number, since it is smaller than the sum of its proper divisors (144568519218).

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

121330211022 is a wasteful number, since it uses less digits than its factorization.

121330211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18009 (or 18006 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 121330211022 its reverse (220112033121), we get a palindrome (341442244143).

The spelling of 121330211022 in words is "one hundred twenty-one billion, three hundred thirty million, two hundred eleven thousand, twenty-two".