10211121106 has 4 divisors (see below), whose sum is σ = 15316681662. Its totient is φ = 5105560552.

The previous prime is 10211121023. The next prime is 10211121133. The reversal of 10211121106 is 60112111201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60112111201 = 1093 ⋅54997357.

It can be written as a sum of positive squares in only one way, i.e., 9098298225 + 1112822881 = 95385^2 + 33359^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10211121106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2552780275 + ... + 2552780278.

Almost surely, 2^10211121106 is an apocalyptic number.

10211121106 is a deficient number, since it is larger than the sum of its proper divisors (5105560556).

10211121106 is an equidigital number, since it uses as much as digits as its factorization.

10211121106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5105560555.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 10211121106 its reverse (60112111201), we get a palindrome (70323232307).

The spelling of 10211121106 in words is "ten billion, two hundred eleven million, one hundred twenty-one thousand, one hundred six".