1022001111112 has 16 divisors (see below), whose sum is σ = 1918262855340. Its totient is φ = 510464349696.

The previous prime is 1022001111107. The next prime is 1022001111163. The reversal of 1022001111112 is 2111111002201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 984885547396 + 37115563716 = 992414^2 + 192654^2 .

It is a super-2 number, since 2×1022001111112² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1022001111092 and 1022001111101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67017633 + ... + 67032880.

Almost surely, 2^{1022001111112} is an apocalyptic number.

It is an amenable number.

1022001111112 is a deficient number, since it is larger than the sum of its proper divisors (896261744228).

1022001111112 is a wasteful number, since it uses less digits than its factorization.

1022001111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134051472 (or 134051468 counting only the distinct ones).

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

Adding to 1022001111112 its reverse (2111111002201), we get a palindrome (3133112113313).

The spelling of 1022001111112 in words is "one trillion, twenty-two billion, one million, one hundred eleven thousand, one hundred twelve".