202010001113 has 4 divisors (see below), whose sum is σ = 202010900388. Its totient is φ = 202009101840.

The previous prime is 202010001091. The next prime is 202010001191. The reversal of 202010001113 is 311100010202.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 39667892224 + 162342108889 = 199168^2 + 402917^2 .

It is a cyclic number.

It is not a de Polignac number, because 202010001113 - 2¹⁸ = 202009738969 is a prime.

It is a super-2 number, since 2×202010001113² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 202010001094 and 202010001103.

It is not an unprimeable number, because it can be changed into a prime (202010001013) 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, 205643 + ... + 668063.

It is an arithmetic number, because the mean of its divisors is an integer number (50502725097).

Almost surely, 2^202010001113 is an apocalyptic number.

It is an amenable number.

202010001113 is a deficient number, since it is larger than the sum of its proper divisors (899275).

202010001113 is an equidigital number, since it uses as much as digits as its factorization.

202010001113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 899274.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 202010001113 its reverse (311100010202), we get a palindrome (513110011315).

The spelling of 202010001113 in words is "two hundred two billion, ten million, one thousand, one hundred thirteen".