10200001021012 has 24 divisors (see below), whose sum is σ = 19791954296352. Its totient is φ = 4560358130400.

The previous prime is 10200001020977. The next prime is 10200001021097. The reversal of 10200001021012 is 21012010000201.

It is a self number, because there is not a number n which added to its sum of digits gives 10200001021012.

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, 1900146538 + ... + 1900151905.

It is an arithmetic number, because the mean of its divisors is an integer number (824664762348).

Almost surely, 2^{10200001021012} is an apocalyptic number.

It is an amenable number.

10200001021012 is a deficient number, since it is larger than the sum of its proper divisors (9591953275340).

10200001021012 is a wasteful number, since it uses less digits than its factorization.

10200001021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3800298519 (or 3800298517 counting only the distinct ones).

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

Adding to 10200001021012 its reverse (21012010000201), we get a palindrome (31212011021213).

The spelling of 10200001021012 in words is "ten trillion, two hundred billion, one million, twenty-one thousand, twelve".