102203213311 has 4 divisors (see below), whose sum is σ = 102299541624. Its totient is φ = 102106885000.

The previous prime is 102203213309. The next prime is 102203213339. The reversal of 102203213311 is 113312302201.

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 102203213311 - 2¹ = 102203213309 is a prime.

It is a super-2 number, since 2×102203213311² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102203213351) 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, 48162565 + ... + 48164686.

It is an arithmetic number, because the mean of its divisors is an integer number (25574885406).

Almost surely, 2^102203213311 is an apocalyptic number.

102203213311 is a deficient number, since it is larger than the sum of its proper divisors (96328313).

102203213311 is an equidigital number, since it uses as much as digits as its factorization.

102203213311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96328312.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 102203213311 its reverse (113312302201), we get a palindrome (215515515512).

The spelling of 102203213311 in words is "one hundred two billion, two hundred three million, two hundred thirteen thousand, three hundred eleven".