1012130310100 has 144 divisors (see below), whose sum is σ = 2704243472896. Its totient is φ = 320194944000.

The previous prime is 1012130310089. The next prime is 1012130310109. The reversal of 1012130310100 is 10130312101.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012130310109) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24285280 + ... + 24326920.

Almost surely, 2^{1012130310100} is an apocalyptic number.

1012130310100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012130310100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1352121736448).

1012130310100 is an abundant number, since it is smaller than the sum of its proper divisors (1692113162796).

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

1012130310100 is a wasteful number, since it uses less digits than its factorization.

1012130310100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44346 (or 44339 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 1012130310100 its reverse (10130312101), we get a palindrome (1022260622201).

The spelling of 1012130310100 in words is "one trillion, twelve billion, one hundred thirty million, three hundred ten thousand, one hundred".