1325212233600 has 1536 divisors, whose sum is σ = 5048676864000. Its totient is φ = 303641395200.

The previous prime is 1325212233581. The next prime is 1325212233601. The reversal of 1325212233600 is 63322125231.

It is a super-3 number, since 3×1325212233600³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325212233601) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 12157910346 + ... + 12157910454.

It is an arithmetic number, because the mean of its divisors is an integer number (3286899000).

Almost surely, 2^{1325212233600} is an apocalyptic number.

1325212233600 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 1325212233600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2524338432000).

1325212233600 is an abundant number, since it is smaller than the sum of its proper divisors (3723464630400).

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

1325212233600 is a wasteful number, since it uses less digits than its factorization.

1325212233600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296 (or 279 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 1325212233600 its reverse (63322125231), we get a palindrome (1388534358831).

The spelling of 1325212233600 in words is "one trillion, three hundred twenty-five billion, two hundred twelve million, two hundred thirty-three thousand, six hundred".