2101440102 has 8 divisors (see below), whose sum is σ = 4202880216. Its totient is φ = 700480032.

The previous prime is 2101440097. The next prime is 2101440113. The reversal of 2101440102 is 2010441012.

It is a sphenic number, since it is the product of 3 distinct primes.

2101440102 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 175120003 + ... + 175120014.

It is an arithmetic number, because the mean of its divisors is an integer number (525360027).

Almost surely, 2^2101440102 is an apocalyptic number.

2101440102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2101440102 is a wasteful number, since it uses less digits than its factorization.

2101440102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350240022.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 2101440102 is about 45841.4670576761. The cubic root of 2101440102 is about 1280.8718226421.

Adding to 2101440102 its reverse (2010441012), we get a palindrome (4111881114).

It can be divided in two parts, 21014 and 40102, that added together give a palindrome (61116).

The spelling of 2101440102 in words is "two billion, one hundred one million, four hundred forty thousand, one hundred two".