1303122300030 has 96 divisors (see below), whose sum is σ = 3517392060000. Its totient is φ = 347124621312.

The previous prime is 1303122300023. The next prime is 1303122300041. The reversal of 1303122300030 is 300032213031.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1303122299976 and 1303122300012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1968846 + ... + 2546094.

It is an arithmetic number, because the mean of its divisors is an integer number (36639500625).

Almost surely, 2^{1303122300030} is an apocalyptic number.

1303122300030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1303122300030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1758696030000).

1303122300030 is an abundant number, since it is smaller than the sum of its proper divisors (2214269759970).

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

1303122300030 is an equidigital number, since it uses as much as digits as its factorization.

1303122300030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578200 (or 578188 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 1303122300030 its reverse (300032213031), we get a palindrome (1603154513061).

It can be divided in two parts, 130312 and 2300030, that added together give a palindrome (2430342).

The spelling of 1303122300030 in words is "one trillion, three hundred three billion, one hundred twenty-two million, three hundred thousand, thirty".