102342020029 has 2 divisors, whose sum is σ = 102342020030. Its totient is φ = 102342020028.

The previous prime is 102342020003. The next prime is 102342020047. The reversal of 102342020029 is 920020243201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100440187929 + 1901832100 = 316923^2 + 43610^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102342020029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102342019985 and 102342020012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102342020069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51171010014 + 51171010015.

It is an arithmetic number, because the mean of its divisors is an integer number (51171010015).

Almost surely, 2^102342020029 is an apocalyptic number.

It is an amenable number.

102342020029 is a deficient number, since it is larger than the sum of its proper divisors (1).

102342020029 is an equidigital number, since it uses as much as digits as its factorization.

102342020029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The spelling of 102342020029 in words is "one hundred two billion, three hundred forty-two million, twenty thousand, twenty-nine".