102242043 has 12 divisors (see below), whose sum is σ = 149343480. Its totient is φ = 67394976.

The previous prime is 102242017. The next prime is 102242047. The reversal of 102242043 is 340242201.

It is not a de Polignac number, because 102242043 - 2¹⁴ = 102225659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102242047) 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, 63021 + ... + 64622.

It is an arithmetic number, because the mean of its divisors is an integer number (12445290).

Almost surely, 2^102242043 is an apocalyptic number.

102242043 is a deficient number, since it is larger than the sum of its proper divisors (47101437).

102242043 is a wasteful number, since it uses less digits than its factorization.

102242043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127738 (or 127735 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 102242043 is about 10111.4807520956. The cubic root of 102242043 is about 467.6021575105.

Adding to 102242043 its reverse (340242201), we get a palindrome (442484244).

The spelling of 102242043 in words is "one hundred two million, two hundred forty-two thousand, forty-three".