121222102023 has 12 divisors (see below), whose sum is σ = 191016645768. Its totient is φ = 73467940560.

The previous prime is 121222102021. The next prime is 121222102037. The reversal of 121222102023 is 320201222121.

It is not a de Polignac number, because 121222102023 - 2¹ = 121222102021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121222101987 and 121222102005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121222102021) 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 11 ways as a sum of consecutive naturals, for example, 612232740 + ... + 612232937.

It is an arithmetic number, because the mean of its divisors is an integer number (15918053814).

Almost surely, 2^121222102023 is an apocalyptic number.

121222102023 is a deficient number, since it is larger than the sum of its proper divisors (69794543745).

121222102023 is a wasteful number, since it uses less digits than its factorization.

121222102023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224465694 (or 1224465691 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 121222102023 its reverse (320201222121), we get a palindrome (441423324144).

The spelling of 121222102023 in words is "one hundred twenty-one billion, two hundred twenty-two million, one hundred two thousand, twenty-three".