10550501111 has 2 divisors, whose sum is σ = 10550501112. Its totient is φ = 10550501110.

The previous prime is 10550501083. The next prime is 10550501131. The reversal of 10550501111 is 11110505501.

It is an a-pointer prime, because the next prime (10550501131) can be obtained adding 10550501111 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10550501111 - 2¹⁸ = 10550238967 is a prime.

It is a super-2 number, since 2×10550501111² (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 (10550501131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5275250555 + 5275250556.

It is an arithmetic number, because the mean of its divisors is an integer number (5275250556).

Almost surely, 2^10550501111 is an apocalyptic number.

10550501111 is a deficient number, since it is larger than the sum of its proper divisors (1).

10550501111 is an equidigital number, since it uses as much as digits as its factorization.

10550501111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 125, while the sum is 20.

The spelling of 10550501111 in words is "ten billion, five hundred fifty million, five hundred one thousand, one hundred eleven".