2001870201702 has 64 divisors (see below), whose sum is σ = 4700199527424. Its totient is φ = 556406340480.

The previous prime is 2001870201691. The next prime is 2001870201731. The reversal of 2001870201702 is 2071020781002.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2001870201702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8935183 + ... + 9156485.

It is an arithmetic number, because the mean of its divisors is an integer number (73440617616).

Almost surely, 2^{2001870201702} is an apocalyptic number.

2001870201702 is an abundant number, since it is smaller than the sum of its proper divisors (2698329325722).

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

2001870201702 is a wasteful number, since it uses less digits than its factorization.

2001870201702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227173.

The product of its (nonzero) digits is 3136, while the sum is 30.

Adding to 2001870201702 its reverse (2071020781002), we get a palindrome (4072890982704).

The spelling of 2001870201702 in words is "two trillion, one billion, eight hundred seventy million, two hundred one thousand, seven hundred two".