2142100141 has 2 divisors, whose sum is σ = 2142100142. Its totient is φ = 2142100140.

The previous prime is 2142100127. The next prime is 2142100157. The reversal of 2142100141 is 1410012412.

It is a happy number.

It is an a-pointer prime, because the next prime (2142100157) can be obtained adding 2142100141 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1800220041 + 341880100 = 42429^2 + 18490^2 .

It is a cyclic number.

It is not a de Polignac number, because 2142100141 - 2¹⁷ = 2141969069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2142100111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071050070 + 1071050071.

It is an arithmetic number, because the mean of its divisors is an integer number (1071050071).

Almost surely, 2^2142100141 is an apocalyptic number.

It is an amenable number.

2142100141 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142100141 is an equidigital number, since it uses as much as digits as its factorization.

2142100141 is an evil number, because the sum of its binary digits is even.

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

The square root of 2142100141 is about 46282.8277117982. The cubic root of 2142100141 is about 1289.0801569071.

Adding to 2142100141 its reverse (1410012412), we get a palindrome (3552112553).

The spelling of 2142100141 in words is "two billion, one hundred forty-two million, one hundred thousand, one hundred forty-one".