122163400612 has 24 divisors (see below), whose sum is σ = 233747533152. Its totient is φ = 55403462400.

The previous prime is 122163400609. The next prime is 122163400643. The reversal of 122163400612 is 216004361221.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3114189 + ... + 3153172.

It is an arithmetic number, because the mean of its divisors is an integer number (9739480548).

Almost surely, 2^122163400612 is an apocalyptic number.

It is an amenable number.

122163400612 is a deficient number, since it is larger than the sum of its proper divisors (111584132540).

122163400612 is a wasteful number, since it uses less digits than its factorization.

122163400612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6267819 (or 6267817 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 122163400612 its reverse (216004361221), we get a palindrome (338167761833).

The spelling of 122163400612 in words is "one hundred twenty-two billion, one hundred sixty-three million, four hundred thousand, six hundred twelve".