1022112220112 has 40 divisors (see below), whose sum is σ = 2066532031104. Its totient is φ = 488815519104.

The previous prime is 1022112220099. The next prime is 1022112220117. The reversal of 1022112220112 is 2110222112201.

It is a super-3 number, since 3×1022112220112³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022112220117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11918378 + ... + 12003830.

Almost surely, 2^{1022112220112} is an apocalyptic number.

It is an amenable number.

1022112220112 is an abundant number, since it is smaller than the sum of its proper divisors (1044419810992).

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

1022112220112 is a wasteful number, since it uses less digits than its factorization.

1022112220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117987 (or 117981 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1022112220112 its reverse (2110222112201), we get a palindrome (3132334332313).

The spelling of 1022112220112 in words is "one trillion, twenty-two billion, one hundred twelve million, two hundred twenty thousand, one hundred twelve".