102211113203 has 4 divisors (see below), whose sum is σ = 104973575760. Its totient is φ = 99448650648.

The previous prime is 102211113197. The next prime is 102211113211. The reversal of 102211113203 is 302311112201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102211113203 - 2¹² = 102211109107 is a prime.

It is a super-2 number, since 2×102211113203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102211113283) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1381231223 + ... + 1381231296.

It is an arithmetic number, because the mean of its divisors is an integer number (26243393940).

Almost surely, 2^102211113203 is an apocalyptic number.

102211113203 is a deficient number, since it is larger than the sum of its proper divisors (2762462557).

102211113203 is an equidigital number, since it uses as much as digits as its factorization.

102211113203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2762462556.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 102211113203 its reverse (302311112201), we get a palindrome (404522225404).

The spelling of 102211113203 in words is "one hundred two billion, two hundred eleven million, one hundred thirteen thousand, two hundred three".