102133131223 has 4 divisors (see below), whose sum is σ = 102138842520. Its totient is φ = 102127419928.

The previous prime is 102133131211. The next prime is 102133131251. The reversal of 102133131223 is 322131331201.

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 102133131223 - 2¹³ = 102133123031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102133131194 and 102133131203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102133131283) 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, 2828740 + ... + 2864617.

It is an arithmetic number, because the mean of its divisors is an integer number (25534710630).

Almost surely, 2^102133131223 is an apocalyptic number.

102133131223 is a deficient number, since it is larger than the sum of its proper divisors (5711297).

102133131223 is an equidigital number, since it uses as much as digits as its factorization.

102133131223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5711296.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 102133131223 its reverse (322131331201), we get a palindrome (424264462424).

The spelling of 102133131223 in words is "one hundred two billion, one hundred thirty-three million, one hundred thirty-one thousand, two hundred twenty-three".