202102201113 has 4 divisors (see below), whose sum is σ = 269469601488. Its totient is φ = 134734800740.

The previous prime is 202102201109. The next prime is 202102201117. The reversal of 202102201113 is 311102201202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (202102201109) and next prime (202102201117).

It is a cyclic number.

It is not a de Polignac number, because 202102201113 - 2² = 202102201109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202102201092 and 202102201101.

It is not an unprimeable number, because it can be changed into a prime (202102201117) 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, 33683700183 + ... + 33683700188.

It is an arithmetic number, because the mean of its divisors is an integer number (67367400372).

Almost surely, 2^202102201113 is an apocalyptic number.

It is an amenable number.

202102201113 is a deficient number, since it is larger than the sum of its proper divisors (67367400375).

202102201113 is an equidigital number, since it uses as much as digits as its factorization.

202102201113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67367400374.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 202102201113 its reverse (311102201202), we get a palindrome (513204402315).

The spelling of 202102201113 in words is "two hundred two billion, one hundred two million, two hundred one thousand, one hundred thirteen".