201215340004 has 12 divisors (see below), whose sum is σ = 402430680064. Its totient is φ = 86235145704.

The previous prime is 201215339999. The next prime is 201215340019. The reversal of 201215340004 is 400043512102.

201215340004 is an admirable number.

It is a super-2 number, since 2×201215340004² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3593131044 + ... + 3593131099.

Almost surely, 2^201215340004 is an apocalyptic number.

It is an amenable number.

201215340004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201215340004 is a wasteful number, since it uses less digits than its factorization.

201215340004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7186262154 (or 7186262152 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 201215340004 its reverse (400043512102), we get a palindrome (601258852106).

The spelling of 201215340004 in words is "two hundred one billion, two hundred fifteen million, three hundred forty thousand, four".