1230232202112 has 192 divisors, whose sum is σ = 3390053264640. Its totient is φ = 395247237120.

The previous prime is 1230232202107. The next prime is 1230232202167. The reversal of 1230232202112 is 2112022320321.

It is a tau number, because it is divible by the number of its divisors (192).

It is a super-2 number, since 2×1230232202112² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56238537 + ... + 56260407.

It is an arithmetic number, because the mean of its divisors is an integer number (17656527420).

Almost surely, 2^{1230232202112} is an apocalyptic number.

1230232202112 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 1230232202112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1695026632320).

1230232202112 is an abundant number, since it is smaller than the sum of its proper divisors (2159821062528).

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

1230232202112 is a wasteful number, since it uses less digits than its factorization.

1230232202112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22069 (or 22020 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1230232202112 its reverse (2112022320321), we get a palindrome (3342254522433).

The spelling of 1230232202112 in words is "one trillion, two hundred thirty billion, two hundred thirty-two million, two hundred two thousand, one hundred twelve".