20701375202 has 4 divisors (see below), whose sum is σ = 31052062806. Its totient is φ = 10350687600.

The previous prime is 20701375171. The next prime is 20701375229. The reversal of 20701375202 is 20257310702.

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., 17805966721 + 2895408481 = 133439^2 + 53809^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5175343799 + ... + 5175343802.

Almost surely, 2^20701375202 is an apocalyptic number.

20701375202 is a deficient number, since it is larger than the sum of its proper divisors (10350687604).

20701375202 is a wasteful number, since it uses less digits than its factorization.

20701375202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10350687603.

The product of its (nonzero) digits is 5880, while the sum is 29.

Adding to 20701375202 its reverse (20257310702), we get a palindrome (40958685904).

The spelling of 20701375202 in words is "twenty billion, seven hundred one million, three hundred seventy-five thousand, two hundred two".