2656100101 has 2 divisors, whose sum is σ = 2656100102. Its totient is φ = 2656100100.

The previous prime is 2656100071. The next prime is 2656100147. The reversal of 2656100101 is 1010016562.

2656100101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2500100001 + 156000100 = 50001^2 + 12490^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2656100101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2656103101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1328050050 + 1328050051.

It is an arithmetic number, because the mean of its divisors is an integer number (1328050051).

Almost surely, 2^2656100101 is an apocalyptic number.

It is an amenable number.

2656100101 is a deficient number, since it is larger than the sum of its proper divisors (1).

2656100101 is an equidigital number, since it uses as much as digits as its factorization.

2656100101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 2656100101 is about 51537.3660657973. The cubic root of 2656100101 is about 1384.8885122716. Note that the first 3 decimals are identical.

Adding to 2656100101 its reverse (1010016562), we get a palindrome (3666116663).

The spelling of 2656100101 in words is "two billion, six hundred fifty-six million, one hundred thousand, one hundred one".