102021010606123 has 8 divisors (see below), whose sum is σ = 120356583941120. Its totient is φ = 84625723083240.

The previous prime is 102021010606049. The next prime is 102021010606183. The reversal of 102021010606123 is 321606010120201.

It is a happy number.

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 102021010606123 - 2⁹ = 102021010605611 is a prime.

It is a super-2 number, since 2×102021010606123² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102021010606183) 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, 235071452793 + ... + 235071453226.

It is an arithmetic number, because the mean of its divisors is an integer number (15044572992640).

Almost surely, 2^{102021010606123} is an apocalyptic number.

102021010606123 is a deficient number, since it is larger than the sum of its proper divisors (18335573334997).

102021010606123 is an equidigital number, since it uses as much as digits as its factorization.

102021010606123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470142906057.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 102021010606123 its reverse (321606010120201), we get a palindrome (423627020726324).

The spelling of 102021010606123 in words is "one hundred two trillion, twenty-one billion, ten million, six hundred six thousand, one hundred twenty-three".