101100010120002 has 48 divisors (see below), whose sum is σ = 228658330468152. Its totient is φ = 32251664712960.

The previous prime is 101100010119929. The next prime is 101100010120019. The reversal of 101100010120002 is 200021010001101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 89864313943041 + 11235696176961 = 9479679^2 + 3351969^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1244236563 + ... + 1244317814.

Almost surely, 2^{101100010120002} is an apocalyptic number.

101100010120002 is an abundant number, since it is smaller than the sum of its proper divisors (127558320348150).

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

101100010120002 is a wasteful number, since it uses less digits than its factorization.

101100010120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2488554483 (or 2488554480 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 101100010120002 its reverse (200021010001101), we get a palindrome (301121020121103).

The spelling of 101100010120002 in words is "one hundred one trillion, one hundred billion, ten million, one hundred twenty thousand, two".