122235203844 has 192 divisors, whose sum is σ = 348509952000. Its totient is φ = 36819792000.

The previous prime is 122235203833. The next prime is 122235203891. The reversal of 122235203844 is 448302532221.

122235203844 is a `hidden beast` number, since 1 + 2 + 223 + 52 + 0 + 384 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 122235203799 and 122235203808.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20788897 + ... + 20794775.

It is an arithmetic number, because the mean of its divisors is an integer number (1815156000).

Almost surely, 2^122235203844 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122235203844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174254976000).

122235203844 is an abundant number, since it is smaller than the sum of its proper divisors (226274748156).

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

122235203844 is a wasteful number, since it uses less digits than its factorization.

122235203844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6215 (or 6207 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 122235203844 in words is "one hundred twenty-two billion, two hundred thirty-five million, two hundred three thousand, eight hundred forty-four".