121223322022 has 16 divisors (see below), whose sum is σ = 200594264400. Its totient is φ = 54482391040.

The previous prime is 121223321969. The next prime is 121223322029. The reversal of 121223322022 is 220223322121.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 121223321984 and 121223322002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121223322029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30953947 + ... + 30957862.

It is an arithmetic number, because the mean of its divisors is an integer number (12537141525).

Almost surely, 2^121223322022 is an apocalyptic number.

121223322022 is a deficient number, since it is larger than the sum of its proper divisors (79370942378).

121223322022 is a wasteful number, since it uses less digits than its factorization.

121223322022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61911911.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 121223322022 its reverse (220223322121), we get a palindrome (341446644143).

Subtracting 121223322022 from its reverse (220223322121), we obtain a palindrome (99000000099).

The spelling of 121223322022 in words is "one hundred twenty-one billion, two hundred twenty-three million, three hundred twenty-two thousand, twenty-two".