130636121012 has 24 divisors (see below), whose sum is σ = 237198266760. Its totient is φ = 62878556160.

The previous prime is 130636120999. The next prime is 130636121081. The reversal of 130636121012 is 210121636031.

It can be written as a sum of positive squares in 4 ways, for example, as 30301757476 + 100334363536 = 174074^2 + 316756^2 .

It is a super-2 number, since 2×130636121012² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1631789 + ... + 1709972.

It is an arithmetic number, because the mean of its divisors is an integer number (9883261115).

Almost surely, 2^130636121012 is an apocalyptic number.

It is an amenable number.

130636121012 is a deficient number, since it is larger than the sum of its proper divisors (106562145748).

130636121012 is a wasteful number, since it uses less digits than its factorization.

130636121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3342131 (or 3342129 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 130636121012 its reverse (210121636031), we get a palindrome (340757757043).

The spelling of 130636121012 in words is "one hundred thirty billion, six hundred thirty-six million, one hundred twenty-one thousand, twelve".