1303103311030 has 16 divisors (see below), whose sum is σ = 2346091666560. Its totient is φ = 521128945152.

The previous prime is 1303103311001. The next prime is 1303103311039. The reversal of 1303103311030 is 301133013031.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1303103310989 and 1303103311007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303103311039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13998699 + ... + 14091478.

It is an arithmetic number, because the mean of its divisors is an integer number (146630729160).

Almost surely, 2^{1303103311030} is an apocalyptic number.

1303103311030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1303103311030 is a deficient number, since it is larger than the sum of its proper divisors (1042988355530).

1303103311030 is a wasteful number, since it uses less digits than its factorization.

1303103311030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28094823.

The product of its (nonzero) digits is 243, while the sum is 19.

Adding to 1303103311030 its reverse (301133013031), we get a palindrome (1604236324061).

The spelling of 1303103311030 in words is "one trillion, three hundred three billion, one hundred three million, three hundred eleven thousand, thirty".