203030030220000 has 120 divisors (see below), whose sum is σ = 665979105324456. Its totient is φ = 54141341376000.

The previous prime is 203030030219977. The next prime is 203030030220053. The reversal of 203030030220000 is 22030030302.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×203030030220000² (a number of 29 digits) contains 22 as substring.

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, 1691856919 + ... + 1691976918.

Almost surely, 2^{203030030220000} is an apocalyptic number.

203030030220000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203030030220000 is an abundant number, since it is smaller than the sum of its proper divisors (462949075104456).

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

203030030220000 is an equidigital number, since it uses as much as digits as its factorization.

203030030220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3383833870 (or 3383833847 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 15.

Adding to 203030030220000 its reverse (22030030302), we get a palindrome (203052060250302).

The spelling of 203030030220000 in words is "two hundred three trillion, thirty billion, thirty million, two hundred twenty thousand".