121623614200 has 96 divisors (see below), whose sum is σ = 311536555920. Its totient is φ = 43788800000.

The previous prime is 121623614173. The next prime is 121623614227. The reversal of 121623614200 is 2416326121.

It is an interprime number because it is at equal distance from previous prime (121623614173) and next prime (121623614227).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 51481 + ... + 495880.

Almost surely, 2^121623614200 is an apocalyptic number.

121623614200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121623614200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155768277960).

121623614200 is an abundant number, since it is smaller than the sum of its proper divisors (189912941720).

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

121623614200 is a wasteful number, since it uses less digits than its factorization.

121623614200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547489 (or 547480 counting only the distinct ones).

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

The spelling of 121623614200 in words is "one hundred twenty-one billion, six hundred twenty-three million, six hundred fourteen thousand, two hundred".