122553022044 has 12 divisors (see below), whose sum is σ = 285957051464. Its totient is φ = 40851007344.

The previous prime is 122553022027. The next prime is 122553022079. The reversal of 122553022044 is 440220355221.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×122553022044³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 5106375907 + ... + 5106375930.

Almost surely, 2^122553022044 is an apocalyptic number.

It is an amenable number.

122553022044 is an abundant number, since it is smaller than the sum of its proper divisors (163404029420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122553022044 is a wasteful number, since it uses less digits than its factorization.

122553022044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10212751844 (or 10212751842 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 122553022044 its reverse (440220355221), we get a palindrome (562773377265).

The spelling of 122553022044 in words is "one hundred twenty-two billion, five hundred fifty-three million, twenty-two thousand, forty-four".