2141402101 has 4 divisors (see below), whose sum is σ = 2162604204. Its totient is φ = 2120200000.

The previous prime is 2141402083. The next prime is 2141402149. The reversal of 2141402101 is 1012041412.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2063521476 + 77880625 = 45426^2 + 8825^2 .

It is a cyclic number.

It is not a de Polignac number, because 2141402101 - 2⁵ = 2141402069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2141402401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10600900 + ... + 10601101.

It is an arithmetic number, because the mean of its divisors is an integer number (540651051).

Almost surely, 2^2141402101 is an apocalyptic number.

It is an amenable number.

2141402101 is a deficient number, since it is larger than the sum of its proper divisors (21202103).

2141402101 is a wasteful number, since it uses less digits than its factorization.

2141402101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21202102.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 2141402101 is about 46275.2860715091. The cubic root of 2141402101 is about 1288.9401187494.

Adding to 2141402101 its reverse (1012041412), we get a palindrome (3153443513).

The spelling of 2141402101 in words is "two billion, one hundred forty-one million, four hundred two thousand, one hundred one".