201620565214 has 4 divisors (see below), whose sum is σ = 302430847824. Its totient is φ = 100810282606.

The previous prime is 201620565197. The next prime is 201620565247. The reversal of 201620565214 is 412565026102.

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

It is a self number, because there is not a number n which added to its sum of digits gives 201620565214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50405141302 + ... + 50405141305.

It is an arithmetic number, because the mean of its divisors is an integer number (75607711956).

Almost surely, 2^201620565214 is an apocalyptic number.

201620565214 is a deficient number, since it is larger than the sum of its proper divisors (100810282610).

201620565214 is a wasteful number, since it uses less digits than its factorization.

201620565214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100810282609.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 201620565214 in words is "two hundred one billion, six hundred twenty million, five hundred sixty-five thousand, two hundred fourteen".