30103203120000 has 160 divisors (see below), whose sum is σ = 99920057752680. Its totient is φ = 8027520768000.

The previous prime is 30103203119993. The next prime is 30103203120031. The reversal of 30103203120000 is 2130230103.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 62475007 + ... + 62955006.

Almost surely, 2^{30103203120000} is an apocalyptic number.

30103203120000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30103203120000 is an abundant number, since it is smaller than the sum of its proper divisors (69816854632680).

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

30103203120000 is an equidigital number, since it uses as much as digits as its factorization.

30103203120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125430050 (or 125430023 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 30103203120000 its reverse (2130230103), we get a palindrome (30105333350103).

The spelling of 30103203120000 in words is "thirty trillion, one hundred three billion, two hundred three million, one hundred twenty thousand".