10111210022105 has 4 divisors (see below), whose sum is σ = 12133452026532. Its totient is φ = 8088968017680.

The previous prime is 10111210022083. The next prime is 10111210022113. The reversal of 10111210022105 is 50122001211101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6299176353856 + 3812033668249 = 2509816^2 + 1952443^2 .

It is not a de Polignac number, because 10111210022105 - 2⁴² = 5713163511001 is a prime.

It is a super-2 number, since 2×10111210022105² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011121002206 + ... + 1011121002215.

It is an arithmetic number, because the mean of its divisors is an integer number (3033363006633).

Almost surely, 2^{10111210022105} is an apocalyptic number.

It is an amenable number.

10111210022105 is a deficient number, since it is larger than the sum of its proper divisors (2022242004427).

10111210022105 is an equidigital number, since it uses as much as digits as its factorization.

10111210022105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2022242004426.

The product of its (nonzero) digits is 40, while the sum is 17.

Adding to 10111210022105 its reverse (50122001211101), we get a palindrome (60233211233206).

The spelling of 10111210022105 in words is "ten trillion, one hundred eleven billion, two hundred ten million, twenty-two thousand, one hundred five".