1020200012110 has 24 divisors (see below), whose sum is σ = 1897508344248. Its totient is φ = 394916130000.

The previous prime is 1020200012057. The next prime is 1020200012147. The reversal of 1020200012110 is 112100020201.

It is a Harshad number since it is a multiple of its sum of digits (10).

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 11 ways as a sum of consecutive naturals, for example, 53070516 + ... + 53089735.

It is an arithmetic number, because the mean of its divisors is an integer number (79062847677).

Almost surely, 2^{1020200012110} is an apocalyptic number.

1020200012110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020200012110 is a deficient number, since it is larger than the sum of its proper divisors (877308332138).

1020200012110 is a wasteful number, since it uses less digits than its factorization.

1020200012110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106160320 (or 106160289 counting only the distinct ones).

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

Adding to 1020200012110 its reverse (112100020201), we get a palindrome (1132300032311).

The spelling of 1020200012110 in words is "one trillion, twenty billion, two hundred million, twelve thousand, one hundred ten".