130000012101 has 40 divisors (see below), whose sum is σ = 197984616984. Its totient is φ = 84978616320.

The previous prime is 130000012099. The next prime is 130000012141. The reversal of 130000012101 is 101210000031.

It can be written as a sum of positive squares in 4 ways, for example, as 60319851201 + 69680160900 = 245601^2 + 263970^2 .

It is not a de Polignac number, because 130000012101 - 2¹ = 130000012099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130000012141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 7620141 + ... + 7637181.

Almost surely, 2^130000012101 is an apocalyptic number.

It is an amenable number.

130000012101 is a deficient number, since it is larger than the sum of its proper divisors (67984604883).

130000012101 is a wasteful number, since it uses less digits than its factorization.

130000012101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18883 (or 18874 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 130000012101 its reverse (101210000031), we get a palindrome (231210012132).

The spelling of 130000012101 in words is "one hundred thirty billion, twelve thousand, one hundred one".