202113111301 has 4 divisors (see below), whose sum is σ = 202117941900. Its totient is φ = 202108280704.

The previous prime is 202113111293. The next prime is 202113111311. The reversal of 202113111301 is 103111311202.

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 2 ways, for example, as 135130495201 + 66982616100 = 367601^2 + 258810^2 .

It is a cyclic number.

It is not a de Polignac number, because 202113111301 - 2³ = 202113111293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202113111311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2351986 + ... + 2436403.

It is an arithmetic number, because the mean of its divisors is an integer number (50529485475).

Almost surely, 2^202113111301 is an apocalyptic number.

It is an amenable number.

202113111301 is a deficient number, since it is larger than the sum of its proper divisors (4830599).

202113111301 is an equidigital number, since it uses as much as digits as its factorization.

202113111301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4830598.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 202113111301 its reverse (103111311202), we get a palindrome (305224422503).

The spelling of 202113111301 in words is "two hundred two billion, one hundred thirteen million, one hundred eleven thousand, three hundred one".