122423042402 has 32 divisors (see below), whose sum is σ = 193489464960. Its totient is φ = 57979152000.

The previous prime is 122423042387. The next prime is 122423042407. The reversal of 122423042402 is 204240324221.

It is not an unprimeable number, because it can be changed into a prime (122423042407) 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 15 ways as a sum of consecutive naturals, for example, 9986777 + ... + 9999027.

It is an arithmetic number, because the mean of its divisors is an integer number (6046545780).

Almost surely, 2^122423042402 is an apocalyptic number.

122423042402 is a deficient number, since it is larger than the sum of its proper divisors (71066422558).

122423042402 is a wasteful number, since it uses less digits than its factorization.

122423042402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14378.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 122423042402 its reverse (204240324221), we get a palindrome (326663366623).

The spelling of 122423042402 in words is "one hundred twenty-two billion, four hundred twenty-three million, forty-two thousand, four hundred two".