1222322223123 has 32 divisors (see below), whose sum is σ = 1869360353280. Its totient is φ = 788553567360.

The previous prime is 1222322223121. The next prime is 1222322223137. The reversal of 1222322223123 is 3213222232221.

1222322223123 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 322 + 22 + 312 + 3 = 666.

It is not a de Polignac number, because 1222322223123 - 2¹ = 1222322223121 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1222322223121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29402290 + ... + 29443832.

It is an arithmetic number, because the mean of its divisors is an integer number (58417511040).

Almost surely, 2^{1222322223123} is an apocalyptic number.

1222322223123 is a deficient number, since it is larger than the sum of its proper divisors (647038130157).

1222322223123 is a wasteful number, since it uses less digits than its factorization.

1222322223123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76736 (or 76730 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

Adding to 1222322223123 its reverse (3213222232221), we get a palindrome (4435544455344).

The spelling of 1222322223123 in words is "one trillion, two hundred twenty-two billion, three hundred twenty-two million, two hundred twenty-three thousand, one hundred twenty-three".