20361311640130 has 8 divisors (see below), whose sum is σ = 36650360952252. Its totient is φ = 8144524656048.

The previous prime is 20361311640127. The next prime is 20361311640143. The reversal of 20361311640130 is 3104611316302.

It can be written as a sum of positive squares in 2 ways, for example, as 17723451665929 + 2637859974201 = 4209923^2 + 1624149^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20361311640092 and 20361311640101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1018065581997 + ... + 1018065582016.

Almost surely, 2^{20361311640130} is an apocalyptic number.

20361311640130 is a deficient number, since it is larger than the sum of its proper divisors (16289049312122).

20361311640130 is a wasteful number, since it uses less digits than its factorization.

20361311640130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2036131164020.

The product of its (nonzero) digits is 7776, while the sum is 31.

Adding to 20361311640130 its reverse (3104611316302), we get a palindrome (23465922956432).

The spelling of 20361311640130 in words is "twenty trillion, three hundred sixty-one billion, three hundred eleven million, six hundred forty thousand, one hundred thirty".