1022012112012 has 12 divisors (see below), whose sum is σ = 2384694928056. Its totient is φ = 340670704000.

The previous prime is 1022012112007. The next prime is 1022012112049. The reversal of 1022012112012 is 2102112102201.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1022012111982 and 1022012112000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42583837989 + ... + 42583838012.

It is an arithmetic number, because the mean of its divisors is an integer number (198724577338).

Almost surely, 2^{1022012112012} is an apocalyptic number.

1022012112012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1022012112012 is an abundant number, since it is smaller than the sum of its proper divisors (1362682816044).

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

1022012112012 is a wasteful number, since it uses less digits than its factorization.

1022012112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85167676008 (or 85167676006 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1022012112012 its reverse (2102112102201), we get a palindrome (3124124214213).

The spelling of 1022012112012 in words is "one trillion, twenty-two billion, twelve million, one hundred twelve thousand, twelve".