2142234201 has 4 divisors (see below), whose sum is σ = 2856312272. Its totient is φ = 1428156132.

The previous prime is 2142234181. The next prime is 2142234217. The reversal of 2142234201 is 1024322412.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2142234201 - 2⁵ = 2142234169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2142234001) 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, 357039031 + ... + 357039036.

It is an arithmetic number, because the mean of its divisors is an integer number (714078068).

Almost surely, 2^2142234201 is an apocalyptic number.

It is an amenable number.

2142234201 is a deficient number, since it is larger than the sum of its proper divisors (714078071).

2142234201 is an equidigital number, since it uses as much as digits as its factorization.

2142234201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714078070.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2142234201 is about 46284.2759584721. The cubic root of 2142234201 is about 1289.1070480373.

Adding to 2142234201 its reverse (1024322412), we get a palindrome (3166556613).

The spelling of 2142234201 in words is "two billion, one hundred forty-two million, two hundred thirty-four thousand, two hundred one".