11112111021022 has 8 divisors (see below), whose sum is σ = 18183454398072. Its totient is φ = 5050959555000.

The previous prime is 11112111021019. The next prime is 11112111021073. The reversal of 11112111021022 is 22012011121111.

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

It is a super-2 number, since 2×11112111021022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11112111020987 and 11112111021005.

It is a congruent 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, 252547977729 + ... + 252547977772.

It is an arithmetic number, because the mean of its divisors is an integer number (2272931799759).

Almost surely, 2^{11112111021022} is an apocalyptic number.

11112111021022 is a deficient number, since it is larger than the sum of its proper divisors (7071343377050).

11112111021022 is a wasteful number, since it uses less digits than its factorization.

11112111021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505095955514.

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

Adding to 11112111021022 its reverse (22012011121111), we get a palindrome (33124122142133).

The spelling of 11112111021022 in words is "eleven trillion, one hundred twelve billion, one hundred eleven million, twenty-one thousand, twenty-two".