205001201602 has 4 divisors (see below), whose sum is σ = 307501802406. Its totient is φ = 102500600800.

The previous prime is 205001201563. The next prime is 205001201611. The reversal of 205001201602 is 206102100502.

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

It can be written as a sum of positive squares in only one way, i.e., 154489088601 + 50512113001 = 393051^2 + 224749^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 205001201602.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51250300399 + ... + 51250300402.

Almost surely, 2^205001201602 is an apocalyptic number.

205001201602 is a deficient number, since it is larger than the sum of its proper divisors (102500600804).

205001201602 is a wasteful number, since it uses less digits than its factorization.

205001201602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102500600803.

The product of its (nonzero) digits is 240, while the sum is 19.

The spelling of 205001201602 in words is "two hundred five billion, one million, two hundred one thousand, six hundred two".