20130544503102 has 32 divisors (see below), whose sum is σ = 44576728136064. Its totient is φ = 6009117760800.

The previous prime is 20130544503089. The next prime is 20130544503107.

20130544503102 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 20130544503102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20130544503107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2276176549 + ... + 2276185392.

It is an arithmetic number, because the mean of its divisors is an integer number (1393022754252).

Almost surely, 2^{20130544503102} is an apocalyptic number.

20130544503102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20130544503102 is an abundant number, since it is smaller than the sum of its proper divisors (24446183632962).

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

20130544503102 is a wasteful number, since it uses less digits than its factorization.

20130544503102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4552362024.

The product of its (nonzero) digits is 14400, while the sum is 30.

It can be divided in two parts, 2013054 and 4503102, that added together give a palindrome (6516156).

The spelling of 20130544503102 in words is "twenty trillion, one hundred thirty billion, five hundred forty-four million, five hundred three thousand, one hundred two".