130203220100020 has 48 divisors (see below), whose sum is σ = 290064247518528. Its totient is φ = 48923958735360.

The previous prime is 130203220100011. The next prime is 130203220100021. The reversal of 130203220100020 is 20001022302031.

It is a junction number, because it is equal to n+sod(n) for n = 130203220099967 and 130203220100003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130203220100021) 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, 365931786 + ... + 366287425.

It is an arithmetic number, because the mean of its divisors is an integer number (6043005156636).

Almost surely, 2^{130203220100020} is an apocalyptic number.

130203220100020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130203220100020 is an abundant number, since it is smaller than the sum of its proper divisors (159861027418508).

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

130203220100020 is a wasteful number, since it uses less digits than its factorization.

130203220100020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732219760 (or 732219758 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 130203220100020 its reverse (20001022302031), we get a palindrome (150204242402051).

The spelling of 130203220100020 in words is "one hundred thirty trillion, two hundred three billion, two hundred twenty million, one hundred thousand, twenty".