1010112220111 has 4 divisors (see below), whose sum is σ = 1010620582552. Its totient is φ = 1009603857672.

The previous prime is 1010112220093. The next prime is 1010112220151. The reversal of 1010112220111 is 1110222110101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1010112220111 - 2²⁵ = 1010078665679 is a prime.

It is a super-3 number, since 3×1010112220111³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1010112220091 and 1010112220100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010112220151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254178240 + ... + 254182213.

It is an arithmetic number, because the mean of its divisors is an integer number (252655145638).

Almost surely, 2^{1010112220111} is an apocalyptic number.

1010112220111 is a deficient number, since it is larger than the sum of its proper divisors (508362441).

1010112220111 is an equidigital number, since it uses as much as digits as its factorization.

1010112220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508362440.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1010112220111 its reverse (1110222110101), we get a palindrome (2120334330212).

The spelling of 1010112220111 in words is "one trillion, ten billion, one hundred twelve million, two hundred twenty thousand, one hundred eleven".