2013100120202 has 4 divisors (see below), whose sum is σ = 3019650180306. Its totient is φ = 1006550060100.

The previous prime is 2013100120189. The next prime is 2013100120211. The reversal of 2013100120202 is 2020210013102.

It is a happy number.

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., 1570181918761 + 442918201441 = 1253069^2 + 665521^2 .

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, 503275030049 + ... + 503275030052.

Almost surely, 2^{2013100120202} is an apocalyptic number.

2013100120202 is a deficient number, since it is larger than the sum of its proper divisors (1006550060104).

2013100120202 is a wasteful number, since it uses less digits than its factorization.

2013100120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006550060103.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2013100120202 its reverse (2020210013102), we get a palindrome (4033310133304).

The spelling of 2013100120202 in words is "two trillion, thirteen billion, one hundred million, one hundred twenty thousand, two hundred two".