102120111233 has 4 divisors (see below), whose sum is σ = 116708698560. Its totient is φ = 87531523908.

The previous prime is 102120111227. The next prime is 102120111271. The reversal of 102120111233 is 332111021201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 332111021201 = 367501 ⋅903701.

It is a cyclic number.

It is not a de Polignac number, because 102120111233 - 2⁴ = 102120111217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102120113233) 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, 7294293653 + ... + 7294293666.

It is an arithmetic number, because the mean of its divisors is an integer number (29177174640).

Almost surely, 2^102120111233 is an apocalyptic number.

It is an amenable number.

102120111233 is a deficient number, since it is larger than the sum of its proper divisors (14588587327).

102120111233 is an equidigital number, since it uses as much as digits as its factorization.

102120111233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14588587326.

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

Adding to 102120111233 its reverse (332111021201), we get a palindrome (434231132434).

The spelling of 102120111233 in words is "one hundred two billion, one hundred twenty million, one hundred eleven thousand, two hundred thirty-three".