201072216007 has 4 divisors (see below), whose sum is σ = 216539309560. Its totient is φ = 185605122456.

The previous prime is 201072215921. The next prime is 201072216013. The reversal of 201072216007 is 700612270102.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 700612270102 = 2 ⋅350306135051.

It is not a de Polignac number, because 201072216007 - 2⁷ = 201072215879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201072216077) 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, 7733546757 + ... + 7733546782.

It is an arithmetic number, because the mean of its divisors is an integer number (54134827390).

Almost surely, 2^201072216007 is an apocalyptic number.

201072216007 is a deficient number, since it is larger than the sum of its proper divisors (15467093553).

201072216007 is a wasteful number, since it uses less digits than its factorization.

201072216007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15467093552.

The product of its (nonzero) digits is 2352, while the sum is 28.

Adding to 201072216007 its reverse (700612270102), we get a palindrome (901684486109).

The spelling of 201072216007 in words is "two hundred one billion, seventy-two million, two hundred sixteen thousand, seven".