20610001107 has 6 divisors (see below), whose sum is σ = 29770001612. Its totient is φ = 13740000732.

The previous prime is 20610001103. The next prime is 20610001123. The reversal of 20610001107 is 70110001602.

It is not a de Polignac number, because 20610001107 - 2² = 20610001103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20610001107.

It is not an unprimeable number, because it can be changed into a prime (20610001103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1145000053 + ... + 1145000070.

Almost surely, 2^20610001107 is an apocalyptic number.

20610001107 is a deficient number, since it is larger than the sum of its proper divisors (9160000505).

20610001107 is a wasteful number, since it uses less digits than its factorization.

20610001107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290000129 (or 2290000126 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

Adding to 20610001107 its reverse (70110001602), we get a palindrome (90720002709).

The spelling of 20610001107 in words is "twenty billion, six hundred ten million, one thousand, one hundred seven".