10111001205 has 8 divisors (see below), whose sum is σ = 16177601952. Its totient is φ = 5392533968.

The previous prime is 10111001191. The next prime is 10111001233. The reversal of 10111001205 is 50210011101.

10111001205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10111001205 - 2¹⁹ = 10110476917 is a prime.

It is a super-2 number, since 2×10111001205² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337033359 + ... + 337033388.

It is an arithmetic number, because the mean of its divisors is an integer number (2022200244).

Almost surely, 2^10111001205 is an apocalyptic number.

10111001205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10111001205 is a deficient number, since it is larger than the sum of its proper divisors (6066600747).

10111001205 is an equidigital number, since it uses as much as digits as its factorization.

10111001205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674066755.

The product of its (nonzero) digits is 10, while the sum is 12.

Adding to 10111001205 its reverse (50210011101), we get a palindrome (60321012306).

The spelling of 10111001205 in words is "ten billion, one hundred eleven million, one thousand, two hundred five".