20203030111210 has 16 divisors (see below), whose sum is σ = 36379478718216. Its totient is φ = 8078095484928.

The previous prime is 20203030111189. The next prime is 20203030111211. The reversal of 20203030111210 is 1211103030202.

It can be written as a sum of positive squares in 4 ways, for example, as 20038058479321 + 164971631889 = 4476389^2 + 406167^2 .

It is not an unprimeable number, because it can be changed into a prime (20203030111211) 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, 389542719 + ... + 389594578.

Almost surely, 2^{20203030111210} is an apocalyptic number.

20203030111210 is a deficient number, since it is larger than the sum of its proper divisors (16176448607006).

20203030111210 is a wasteful number, since it uses less digits than its factorization.

20203030111210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779139897.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 20203030111210 its reverse (1211103030202), we get a palindrome (21414133141412).

The spelling of 20203030111210 in words is "twenty trillion, two hundred three billion, thirty million, one hundred eleven thousand, two hundred ten".