102320200212123 has 8 divisors (see below), whose sum is σ = 136427052946000. Its totient is φ = 68213407143168.

The previous prime is 102320200212121. The next prime is 102320200212143. The reversal of 102320200212123 is 321212002023201.

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

It is not a de Polignac number, because 102320200212123 - 2¹ = 102320200212121 is a prime.

It is a super-2 number, since 2×102320200212123² (a number of 29 digits) contains 22 as substring.

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 102320200212123.

It is not an unprimeable number, because it can be changed into a prime (102320200212121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10748398 + ... + 17893251.

It is an arithmetic number, because the mean of its divisors is an integer number (17053381618250).

Almost surely, 2^{102320200212123} is an apocalyptic number.

102320200212123 is a deficient number, since it is larger than the sum of its proper divisors (34106852733877).

102320200212123 is a wasteful number, since it uses less digits than its factorization.

102320200212123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29832461.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 102320200212123 its reverse (321212002023201), we get a palindrome (423532202235324).

The spelling of 102320200212123 in words is "one hundred two trillion, three hundred twenty billion, two hundred million, two hundred twelve thousand, one hundred twenty-three".