122023545555 has 32 divisors (see below), whose sum is σ = 202263441408. Its totient is φ = 62752464000.

The previous prime is 122023545509. The next prime is 122023545563. The reversal of 122023545555 is 555545320221.

It is not a de Polignac number, because 122023545555 - 2⁹ = 122023545043 is a prime.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 344871 + ... + 602480.

It is an arithmetic number, because the mean of its divisors is an integer number (6320732544).

Almost surely, 2^122023545555 is an apocalyptic number.

122023545555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

122023545555 is a deficient number, since it is larger than the sum of its proper divisors (80239895853).

122023545555 is a wasteful number, since it uses less digits than its factorization.

122023545555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947667.

The product of its (nonzero) digits is 300000, while the sum is 39.

Adding to 122023545555 its reverse (555545320221), we get a palindrome (677568865776).

The spelling of 122023545555 in words is "one hundred twenty-two billion, twenty-three million, five hundred forty-five thousand, five hundred fifty-five".