102011322223 has 4 divisors (see below), whose sum is σ = 102012413760. Its totient is φ = 102010230688.

The previous prime is 102011322211. The next prime is 102011322227. The reversal of 102011322223 is 322223110201.

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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102011322223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102011322223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102011322227) 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, 390943 + ... + 597376.

It is an arithmetic number, because the mean of its divisors is an integer number (25503103440).

Almost surely, 2^102011322223 is an apocalyptic number.

102011322223 is a deficient number, since it is larger than the sum of its proper divisors (1091537).

102011322223 is an equidigital number, since it uses as much as digits as its factorization.

102011322223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091536.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 102011322223 its reverse (322223110201), we get a palindrome (424234432424).

The spelling of 102011322223 in words is "one hundred two billion, eleven million, three hundred twenty-two thousand, two hundred twenty-three".