1230000023232 has 280 divisors, whose sum is σ = 3840187483440. Its totient is φ = 388200314880.

The previous prime is 1230000023221. The next prime is 1230000023243. The reversal of 1230000023232 is 2323200000321.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1230000023221) and next prime (1230000023243).

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

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 317253678 + ... + 317257554.

It is an arithmetic number, because the mean of its divisors is an integer number (13714955298).

Almost surely, 2^{1230000023232} is an apocalyptic number.

1230000023232 is a gapful number since it is divisible by the number (12) 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 1230000023232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1920093741720).

1230000023232 is an abundant number, since it is smaller than the sum of its proper divisors (2610187460208).

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

1230000023232 is a wasteful number, since it uses less digits than its factorization.

1230000023232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7141 (or 7122 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 1230000023232 its reverse (2323200000321), we get a palindrome (3553200023553).

The spelling of 1230000023232 in words is "one trillion, two hundred thirty billion, twenty-three thousand, two hundred thirty-two".