102021321122123 has 8 divisors (see below), whose sum is σ = 109893634000416. Its totient is φ = 94152510950400.

The previous prime is 102021321122111. The next prime is 102021321122131. The reversal of 102021321122123 is 321221123120201.

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

It is a cyclic number.

It is not a de Polignac number, because 102021321122123 - 2⁶ = 102021321122059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102021321122323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 875616143 + ... + 875732648.

It is an arithmetic number, because the mean of its divisors is an integer number (13736704250052).

Almost surely, 2^{102021321122123} is an apocalyptic number.

102021321122123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

102021321122123 is a deficient number, since it is larger than the sum of its proper divisors (7872312878293).

102021321122123 is a wasteful number, since it uses less digits than its factorization.

102021321122123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751353285.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 102021321122123 its reverse (321221123120201), we get a palindrome (423242444242324).

The spelling of 102021321122123 in words is "one hundred two trillion, twenty-one billion, three hundred twenty-one million, one hundred twenty-two thousand, one hundred twenty-three".