1012002100102 has 16 divisors (see below), whose sum is σ = 1734957614880. Its totient is φ = 433690967808.

The previous prime is 1012002100069. The next prime is 1012002100103. The reversal of 1012002100102 is 2010012002101.

It is a super-2 number, since 2×1012002100102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012002100103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1757323 + ... + 2261014.

It is an arithmetic number, because the mean of its divisors is an integer number (108434850930).

Almost surely, 2^{1012002100102} is an apocalyptic number.

1012002100102 is a deficient number, since it is larger than the sum of its proper divisors (722955514778).

1012002100102 is a wasteful number, since it uses less digits than its factorization.

1012002100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4036335.

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

Adding to 1012002100102 its reverse (2010012002101), we get a palindrome (3022014102203).

The spelling of 1012002100102 in words is "one trillion, twelve billion, two million, one hundred thousand, one hundred two".