102111131122223 has 4 divisors (see below), whose sum is σ = 102111954716448. Its totient is φ = 102110307528000.

The previous prime is 102111131122199. The next prime is 102111131122241. The reversal of 102111131122223 is 322221131111201.

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 102111131122223 - 2⁴⁶ = 31742386944559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102111131182223) 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, 411611111 + ... + 411859112.

It is an arithmetic number, because the mean of its divisors is an integer number (25527988679112).

Almost surely, 2^{102111131122223} is an apocalyptic number.

102111131122223 is a deficient number, since it is larger than the sum of its proper divisors (823594225).

102111131122223 is an equidigital number, since it uses as much as digits as its factorization.

102111131122223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823594224.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 102111131122223 its reverse (322221131111201), we get a palindrome (424332262233424).

The spelling of 102111131122223 in words is "one hundred two trillion, one hundred eleven billion, one hundred thirty-one million, one hundred twenty-two thousand, two hundred twenty-three".