12223231015032 has 128 divisors (see below), whose sum is σ = 34538528232000. Its totient is φ = 4004307601920.

The previous prime is 12223231015027. The next prime is 12223231015033. The reversal of 12223231015032 is 23051013232221.

12223231015032 is a `hidden beast` number, since 1 + 2 + 22 + 32 + 3 + 101 + 503 + 2 = 666.

It is a super-2 number, since 2×12223231015032² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 12223231014987 and 12223231015005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12223231015033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15600094 + ... + 16364882.

Almost surely, 2^{12223231015032} is an apocalyptic number.

12223231015032 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 12223231015032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17269264116000).

12223231015032 is an abundant number, since it is smaller than the sum of its proper divisors (22315297216968).

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

12223231015032 is a wasteful number, since it uses less digits than its factorization.

12223231015032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766078 (or 766068 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 12223231015032 its reverse (23051013232221), we get a palindrome (35274244247253).

The spelling of 12223231015032 in words is "twelve trillion, two hundred twenty-three billion, two hundred thirty-one million, fifteen thousand, thirty-two".