102120543733 has 8 divisors (see below), whose sum is σ = 110021505048. Its totient is φ = 94226087424.

The previous prime is 102120543713. The next prime is 102120543739. The reversal of 102120543733 is 337345021201.

It can be written as a sum of positive squares in 4 ways, for example, as 51718946724 + 50401597009 = 227418^2 + 224503^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102120543733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102120543695 and 102120543704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102120543739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1593616 + ... + 1656457.

It is an arithmetic number, because the mean of its divisors is an integer number (13752688131).

Almost surely, 2^102120543733 is an apocalyptic number.

102120543733 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

102120543733 is a deficient number, since it is larger than the sum of its proper divisors (7900961315).

102120543733 is a wasteful number, since it uses less digits than its factorization.

102120543733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3252503.

The product of its (nonzero) digits is 15120, while the sum is 31.

Adding to 102120543733 its reverse (337345021201), we get a palindrome (439465564934).

The spelling of 102120543733 in words is "one hundred two billion, one hundred twenty million, five hundred forty-three thousand, seven hundred thirty-three".