102030324122 has 4 divisors (see below), whose sum is σ = 153045486186. Its totient is φ = 51015162060.

The previous prime is 102030324103. The next prime is 102030324157. The reversal of 102030324122 is 221423030201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221423030201 = 61 ⋅3629885741.

It can be written as a sum of positive squares in only one way, i.e., 91966021081 + 10064303041 = 303259^2 + 100321^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102030324094 and 102030324103.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25507581029 + ... + 25507581032.

Almost surely, 2^102030324122 is an apocalyptic number.

102030324122 is a deficient number, since it is larger than the sum of its proper divisors (51015162064).

102030324122 is an equidigital number, since it uses as much as digits as its factorization.

102030324122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51015162063.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 102030324122 its reverse (221423030201), we get a palindrome (323453354323).

The spelling of 102030324122 in words is "one hundred two billion, thirty million, three hundred twenty-four thousand, one hundred twenty-two".