10555556101 has 2 divisors, whose sum is σ = 10555556102. Its totient is φ = 10555556100.

The previous prime is 10555556093. The next prime is 10555556117. The reversal of 10555556101 is 10165555501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6252064900 + 4303491201 = 79070^2 + 65601^2 .

It is a cyclic number.

It is not a de Polignac number, because 10555556101 - 2³ = 10555556093 is a prime.

It is a super-2 number, since 2×10555556101² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10555556201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5277778050 + 5277778051.

It is an arithmetic number, because the mean of its divisors is an integer number (5277778051).

Almost surely, 2^10555556101 is an apocalyptic number.

It is an amenable number.

10555556101 is a deficient number, since it is larger than the sum of its proper divisors (1).

10555556101 is an equidigital number, since it uses as much as digits as its factorization.

10555556101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18750, while the sum is 34.

The spelling of 10555556101 in words is "ten billion, five hundred fifty-five million, five hundred fifty-six thousand, one hundred one".