1203300321132 has 96 divisors (see below), whose sum is σ = 3520832458752. Its totient is φ = 311366105856.

The previous prime is 1203300321089. The next prime is 1203300321133. The reversal of 1203300321132 is 2311230033021.

It is a super-2 number, since 2×1203300321132² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1203300321099 and 1203300321108.

It is not an unprimeable number, because it can be changed into a prime (1203300321133) 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, 10337628 + ... + 10453379.

It is an arithmetic number, because the mean of its divisors is an integer number (36675338112).

Almost surely, 2^{1203300321132} is an apocalyptic number.

1203300321132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1203300321132 is an abundant number, since it is smaller than the sum of its proper divisors (2317532137620).

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

1203300321132 is a wasteful number, since it uses less digits than its factorization.

1203300321132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20791087 (or 20791085 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1203300321132 its reverse (2311230033021), we get a palindrome (3514530354153).

The spelling of 1203300321132 in words is "one trillion, two hundred three billion, three hundred million, three hundred twenty-one thousand, one hundred thirty-two".