2001100102 has 16 divisors (see below), whose sum is σ = 3162562560. Its totient is φ = 947010312.

The previous prime is 2001100091. The next prime is 2001100103. The reversal of 2001100102 is 2010011002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001100103) 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, 18043 + ... + 65785.

It is an arithmetic number, because the mean of its divisors is an integer number (197660160).

Almost surely, 2^2001100102 is an apocalyptic number.

2001100102 is a deficient number, since it is larger than the sum of its proper divisors (1161462458).

2001100102 is a wasteful number, since it uses less digits than its factorization.

2001100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48867.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 2001100102 is about 44733.6573733917. The cubic root of 2001100102 is about 1260.1520144971.

Adding to 2001100102 its reverse (2010011002), we get a palindrome (4011111104).

The spelling of 2001100102 in words is "two billion, one million, one hundred thousand, one hundred two".