102121424343 has 12 divisors (see below), whose sum is σ = 148273020480. Its totient is φ = 67728197376.

The previous prime is 102121424299. The next prime is 102121424351. The reversal of 102121424343 is 343424121201.

102121424343 is a `hidden beast` number, since 1 + 0 + 212 + 14 + 2 + 434 + 3 = 666.

It is not a de Polignac number, because 102121424343 - 2¹³ = 102121416151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102121424393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29394183 + ... + 29397656.

It is an arithmetic number, because the mean of its divisors is an integer number (12356085040).

Almost surely, 2^102121424343 is an apocalyptic number.

102121424343 is a deficient number, since it is larger than the sum of its proper divisors (46151596137).

102121424343 is a wasteful number, since it uses less digits than its factorization.

102121424343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58792038 (or 58792035 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 102121424343 its reverse (343424121201), we get a palindrome (445545545544).

The spelling of 102121424343 in words is "one hundred two billion, one hundred twenty-one million, four hundred twenty-four thousand, three hundred forty-three".