20330035130000 has 50 divisors (see below), whose sum is σ = 49221048077454. Its totient is φ = 8132014048000.

The previous prime is 20330035129997. The next prime is 20330035130057. The reversal of 20330035130000 is 3153003302.

It can be written as a sum of positive squares in 5 ways, for example, as 5634128871424 + 14695906258576 = 2373632^2 + 3833524^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1016491757 + ... + 1016511756.

Almost surely, 2^{20330035130000} is an apocalyptic number.

20330035130000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20330035130000 is an abundant number, since it is smaller than the sum of its proper divisors (28891012947454).

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

20330035130000 is an equidigital number, since it uses as much as digits as its factorization.

20330035130000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2033003541 (or 2033003520 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 20.

Adding to 20330035130000 its reverse (3153003302), we get a palindrome (20333188133302).

The spelling of 20330035130000 in words is "twenty trillion, three hundred thirty billion, thirty-five million, one hundred thirty thousand".