136620601031 has 16 divisors (see below), whose sum is σ = 152377711200. Its totient is φ = 121730853888.

The previous prime is 136620600973. The next prime is 136620601043. The reversal of 136620601031 is 130106026631.

It is a happy number.

It is not a de Polignac number, because 136620601031 - 2¹⁰ = 136620600007 is a prime.

It is a super-2 number, since 2×136620601031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136620600985 and 136620601003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136620601081) 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, 313571 + ... + 609563.

It is an arithmetic number, because the mean of its divisors is an integer number (9523606950).

Almost surely, 2^136620601031 is an apocalyptic number.

136620601031 is a deficient number, since it is larger than the sum of its proper divisors (15757110169).

136620601031 is a wasteful number, since it uses less digits than its factorization.

136620601031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297458.

The product of its (nonzero) digits is 3888, while the sum is 29.

Adding to 136620601031 its reverse (130106026631), we get a palindrome (266726627662).

The spelling of 136620601031 in words is "one hundred thirty-six billion, six hundred twenty million, six hundred one thousand, thirty-one".