102343021023 has 8 divisors (see below), whose sum is σ = 138694367536. Its totient is φ = 67110177600.

The previous prime is 102343021013. The next prime is 102343021043. The reversal of 102343021023 is 320120343201.

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

It is not a de Polignac number, because 102343021023 - 2⁴ = 102343021007 is a prime.

It is a super-2 number, since 2×102343021023² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102343021013) 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, 279625558 + ... + 279625923.

It is an arithmetic number, because the mean of its divisors is an integer number (17336795942).

Almost surely, 2^102343021023 is an apocalyptic number.

102343021023 is a deficient number, since it is larger than the sum of its proper divisors (36351346513).

102343021023 is an equidigital number, since it uses as much as digits as its factorization.

102343021023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559251545.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 102343021023 its reverse (320120343201), we get a palindrome (422463364224).

The spelling of 102343021023 in words is "one hundred two billion, three hundred forty-three million, twenty-one thousand, twenty-three".