10200120111012 has 48 divisors (see below), whose sum is σ = 25632916368192. Its totient is φ = 3138272538240.

The previous prime is 10200120110993. The next prime is 10200120111019. The reversal of 10200120111012 is 21011102100201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (10200120111019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173523 + ... + 4519994.

It is an arithmetic number, because the mean of its divisors is an integer number (534019091004).

Almost surely, 2^{10200120111012} is an apocalyptic number.

10200120111012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10200120111012 is an abundant number, since it is smaller than the sum of its proper divisors (15432796257180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10200120111012 is a wasteful number, since it uses less digits than its factorization.

10200120111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4707468 (or 4707466 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10200120111012 its reverse (21011102100201), we get a palindrome (31211222211213).

The spelling of 10200120111012 in words is "ten trillion, two hundred billion, one hundred twenty million, one hundred eleven thousand, twelve".