1001000100102 has 16 divisors (see below), whose sum is σ = 2005342444800. Its totient is φ = 333109659272.

The previous prime is 1001000100077. The next prime is 1001000100103. The reversal of 1001000100102 is 2010010001001.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001000100103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139256298 + ... + 139263485.

It is an arithmetic number, because the mean of its divisors is an integer number (125333902800).

Almost surely, 2^{1001000100102} is an apocalyptic number.

1001000100102 is an abundant number, since it is smaller than the sum of its proper divisors (1004342344698).

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

1001000100102 is a wasteful number, since it uses less digits than its factorization.

1001000100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278520387.

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 1001000100102 its reverse (2010010001001), we get a palindrome (3011010101103).

The spelling of 1001000100102 in words is "one trillion, one billion, one hundred thousand, one hundred two".