1303000120000 has 70 divisors (see below), whose sum is σ = 3231016921748. Its totient is φ = 521200032000.

The previous prime is 1303000119991. The next prime is 1303000120001. The reversal of 1303000120000 is 210003031.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (1303000120001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 16247502 + ... + 16327501.

Almost surely, 2^{1303000120000} is an apocalyptic number.

1303000120000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303000120000 is an abundant number, since it is smaller than the sum of its proper divisors (1928016801748).

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

1303000120000 is an frugal number, since it uses more digits than its factorization.

1303000120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32575035 (or 32575010 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 10.

Adding to 1303000120000 its reverse (210003031), we get a palindrome (1303210123031).

The spelling of 1303000120000 in words is "one trillion, three hundred three billion, one hundred twenty thousand".