122121322203000 has 128 divisors (see below), whose sum is σ = 381478145256000. Its totient is φ = 32526402163200.

The previous prime is 122121322202983. The next prime is 122121322203011. The reversal of 122121322203000 is 302223121221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22064935 + ... + 27038934.

Almost surely, 2^{122121322203000} is an apocalyptic number.

122121322203000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122121322203000 is an abundant number, since it is smaller than the sum of its proper divisors (259356823053000).

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

122121322203000 is a wasteful number, since it uses less digits than its factorization.

122121322203000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49104722 (or 49104708 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 122121322203000 its reverse (302223121221), we get a palindrome (122423545324221).

The spelling of 122121322203000 in words is "one hundred twenty-two trillion, one hundred twenty-one billion, three hundred twenty-two million, two hundred three thousand".