10122220111011 has 8 divisors (see below), whose sum is σ = 13725044218560. Its totient is φ = 6633771372072.

The previous prime is 10122220110943. The next prime is 10122220111013. The reversal of 10122220111011 is 11011102222101.

It is a happy number.

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

It is not a de Polignac number, because 10122220111011 - 2¹⁰ = 10122220109987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10122220111013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28593841945 + ... + 28593842298.

It is an arithmetic number, because the mean of its divisors is an integer number (1715630527320).

Almost surely, 2^{10122220111011} is an apocalyptic number.

10122220111011 is a deficient number, since it is larger than the sum of its proper divisors (3602824107549).

10122220111011 is an equidigital number, since it uses as much as digits as its factorization.

10122220111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57187684305.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10122220111011 its reverse (11011102222101), we get a palindrome (21133322333112).

The spelling of 10122220111011 in words is "ten trillion, one hundred twenty-two billion, two hundred twenty million, one hundred eleven thousand, eleven".