201072100718 has 4 divisors (see below), whose sum is σ = 301608151080. Its totient is φ = 100536050358.

The previous prime is 201072100711. The next prime is 201072100721. The reversal of 201072100718 is 817001270102.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×201072100718² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201072100711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50268025178 + ... + 50268025181.

It is an arithmetic number, because the mean of its divisors is an integer number (75402037770).

Almost surely, 2^201072100718 is an apocalyptic number.

201072100718 is a deficient number, since it is larger than the sum of its proper divisors (100536050362).

201072100718 is a wasteful number, since it uses less digits than its factorization.

201072100718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100536050361.

The product of its (nonzero) digits is 1568, while the sum is 29.

The spelling of 201072100718 in words is "two hundred one billion, seventy-two million, one hundred thousand, seven hundred eighteen".