122232231000 has 384 divisors, whose sum is σ = 452591193600. Its totient is φ = 29508000000.

The previous prime is 122232230987. The next prime is 122232231013. The reversal of 122232231000 is 132232221.

122232231000 is a `hidden beast` number, since 12 + 22 + 322 + 310 + 0 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (122232230987) and next prime (122232231013).

It is a super-2 number, since 2×122232231000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 24846541 + ... + 24851459.

It is an arithmetic number, because the mean of its divisors is an integer number (1178622900).

Almost surely, 2^122232231000 is an apocalyptic number.

122232231000 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 122232231000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226295596800).

122232231000 is an abundant number, since it is smaller than the sum of its proper divisors (330358962600).

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

122232231000 is a wasteful number, since it uses less digits than its factorization.

122232231000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5208 (or 5191 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 122232231000 its reverse (132232221), we get a palindrome (122364463221).

The spelling of 122232231000 in words is "one hundred twenty-two billion, two hundred thirty-two million, two hundred thirty-one thousand".