201402212243 has 4 divisors (see below), whose sum is σ = 201472709400. Its totient is φ = 201331715088.

The previous prime is 201402212233. The next prime is 201402212251. The reversal of 201402212243 is 342212204102.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342212204102 = 2 ⋅171106102051.

It is a cyclic number.

It is not a de Polignac number, because 201402212243 - 2²⁶ = 201335103379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201402212213) 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, 35244293 + ... + 35250006.

It is an arithmetic number, because the mean of its divisors is an integer number (50368177350).

Almost surely, 2^201402212243 is an apocalyptic number.

201402212243 is a deficient number, since it is larger than the sum of its proper divisors (70497157).

201402212243 is an equidigital number, since it uses as much as digits as its factorization.

201402212243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70497156.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 201402212243 its reverse (342212204102), we get a palindrome (543614416345).

The spelling of 201402212243 in words is "two hundred one billion, four hundred two million, two hundred twelve thousand, two hundred forty-three".