122343221000 has 768 divisors, whose sum is σ = 398202255360. Its totient is φ = 34214400000.

The previous prime is 122343220999. The next prime is 122343221029. The reversal of 122343221000 is 122343221.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 451450865 + ... + 451451135.

It is an arithmetic number, because the mean of its divisors is an integer number (518492520).

Almost surely, 2^122343221000 is an apocalyptic number.

122343221000 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 122343221000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199101127680).

122343221000 is an abundant number, since it is smaller than the sum of its proper divisors (275859034360).

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

122343221000 is a wasteful number, since it uses less digits than its factorization.

122343221000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375 (or 350 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 122343221000 its reverse (122343221), we get a palindrome (122465564221).

122343221000 divided by its reverse (122343221) gives a cube (1000 = 10³).

It can be divided in two parts, 122343 and 221000, that added together give a palindrome (343343).

The spelling of 122343221000 in words is "one hundred twenty-two billion, three hundred forty-three million, two hundred twenty-one thousand".