1203644125332 has 72 divisors (see below), whose sum is σ = 3324302523360. Its totient is φ = 364173318720.

The previous prime is 1203644125291. The next prime is 1203644125351. The reversal of 1203644125332 is 2335214463021.

1203644125332 is a `hidden beast` number, since 1 + 2 + 0 + 3 + 644 + 1 + 2 + 5 + 3 + 3 + 2 = 666.

It is a super-2 number, since 2×1203644125332² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2108907 + ... + 2618162.

It is an arithmetic number, because the mean of its divisors is an integer number (46170868380).

Almost surely, 2^{1203644125332} is an apocalyptic number.

1203644125332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1203644125332 is an abundant number, since it is smaller than the sum of its proper divisors (2120658398028).

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

1203644125332 is a wasteful number, since it uses less digits than its factorization.

1203644125332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4727733 (or 4727728 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

Adding to 1203644125332 its reverse (2335214463021), we get a palindrome (3538858588353).

The spelling of 1203644125332 in words is "one trillion, two hundred three billion, six hundred forty-four million, one hundred twenty-five thousand, three hundred thirty-two".