1022011122112 has 28 divisors (see below), whose sum is σ = 2030365921480. Its totient is φ = 510422858496.

The previous prime is 1022011122091. The next prime is 1022011122173. The reversal of 1022011122112 is 2112211102201.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9048162 + ... + 9160417.

Almost surely, 2^{1022011122112} is an apocalyptic number.

It is an amenable number.

1022011122112 is a deficient number, since it is larger than the sum of its proper divisors (1008354799368).

1022011122112 is an equidigital number, since it uses as much as digits as its factorization.

1022011122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18209468 (or 18209458 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1022011122112 its reverse (2112211102201), we get a palindrome (3134222224313).

The spelling of 1022011122112 in words is "one trillion, twenty-two billion, eleven million, one hundred twenty-two thousand, one hundred twelve".