10111001111022 has 64 divisors (see below), whose sum is σ = 23881198768128. Its totient is φ = 2795668164000.

The previous prime is 10111001110963. The next prime is 10111001111023. The reversal of 10111001111022 is 22011110011101.

It is a junction number, because it is equal to n+sod(n) for n = 10111001110989 and 10111001111007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111001111023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2789229 + ... + 5291672.

It is an arithmetic number, because the mean of its divisors is an integer number (373143730752).

Almost surely, 2^{10111001111022} is an apocalyptic number.

10111001111022 is an abundant number, since it is smaller than the sum of its proper divisors (13770197657106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10111001111022 is an frugal number, since it uses more digits than its factorization.

10111001111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8081006 (or 8080944 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 10111001111022 its reverse (22011110011101), we get a palindrome (32122111122123).

The spelling of 10111001111022 in words is "ten trillion, one hundred eleven billion, one million, one hundred eleven thousand, twenty-two".