1020200101112 has 32 divisors (see below), whose sum is σ = 1932009438720. Its totient is φ = 505021046400.

The previous prime is 1020200101093. The next prime is 1020200101163. The reversal of 1020200101112 is 2111010020201.

It is a junction number, because it is equal to n+sod(n) for n = 1020200101093 and 1020200101102.

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 7 ways as a sum of consecutive naturals, for example, 1118264 + ... + 1814087.

It is an arithmetic number, because the mean of its divisors is an integer number (60375294960).

Almost surely, 2^{1020200101112} is an apocalyptic number.

It is an amenable number.

1020200101112 is a deficient number, since it is larger than the sum of its proper divisors (911809337608).

1020200101112 is a wasteful number, since it uses less digits than its factorization.

1020200101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2932791 (or 2932787 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1020200101112 its reverse (2111010020201), we get a palindrome (3131210121313).

The spelling of 1020200101112 in words is "one trillion, twenty billion, two hundred million, one hundred one thousand, one hundred twelve".