1020002001112 has 32 divisors (see below), whose sum is σ = 2016244983600. Its totient is φ = 482418889344.

The previous prime is 1020002001091. The next prime is 1020002001133. The reversal of 1020002001112 is 2111002000201.

It is an interprime number because it is at equal distance from previous prime (1020002001091) and next prime (1020002001133).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 5038983 + ... + 5237494.

Almost surely, 2^{1020002001112} is an apocalyptic number.

It is an amenable number.

1020002001112 is a deficient number, since it is larger than the sum of its proper divisors (996242982488).

1020002001112 is a wasteful number, since it uses less digits than its factorization.

1020002001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10277155 (or 10277151 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1020002001112 its reverse (2111002000201), we get a palindrome (3131004001313).

The spelling of 1020002001112 in words is "one trillion, twenty billion, two million, one thousand, one hundred twelve".