1021022001112 has 32 divisors (see below), whose sum is σ = 1970430580800. Its totient is φ = 495785721600.

The previous prime is 1021022001107. The next prime is 1021022001133. The reversal of 1021022001112 is 2111002201201.

It is a junction number, because it is equal to n+sod(n) for n = 1021022001092 and 1021022001101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13203589 + ... + 13280692.

It is an arithmetic number, because the mean of its divisors is an integer number (61575955650).

Almost surely, 2^{1021022001112} is an apocalyptic number.

It is an amenable number.

1021022001112 is a deficient number, since it is larger than the sum of its proper divisors (949408579688).

1021022001112 is a wasteful number, since it uses less digits than its factorization.

1021022001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26484427 (or 26484423 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1021022001112 its reverse (2111002201201), we get a palindrome (3132024202313).

The spelling of 1021022001112 in words is "one trillion, twenty-one billion, twenty-two million, one thousand, one hundred twelve".