201212241434 has 8 divisors (see below), whose sum is σ = 319572383508. Its totient is φ = 94688113600.

The previous prime is 201212241431. The next prime is 201212241443. The reversal of 201212241434 is 434142212102.

It can be written as a sum of positive squares in 2 ways, for example, as 201210559225 + 1682209 = 448565^2 + 1297^2 .

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

It is a super-2 number, since 2×201212241434² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201212241431) 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, 2959003517 + ... + 2959003584.

Almost surely, 2^201212241434 is an apocalyptic number.

201212241434 is a deficient number, since it is larger than the sum of its proper divisors (118360142074).

201212241434 is a wasteful number, since it uses less digits than its factorization.

201212241434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5918007120.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 201212241434 its reverse (434142212102), we get a palindrome (635354453536).

The spelling of 201212241434 in words is "two hundred one billion, two hundred twelve million, two hundred forty-one thousand, four hundred thirty-four".