102342022 has 4 divisors (see below), whose sum is σ = 153513036. Its totient is φ = 51171010.

The previous prime is 102342013. The next prime is 102342089. The reversal of 102342022 is 220243201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 220243201 = 2971 ⋅74131.

It is a junction number, because it is equal to n+sod(n) for n = 102341987 and 102342005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25585504 + ... + 25585507.

It is an arithmetic number, because the mean of its divisors is an integer number (38378259).

Almost surely, 2^102342022 is an apocalyptic number.

102342022 is a deficient number, since it is larger than the sum of its proper divisors (51171014).

102342022 is an equidigital number, since it uses as much as digits as its factorization.

102342022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51171013.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 102342022 is about 10116.4233798314. The cubic root of 102342022 is about 467.7545252465.

Adding to 102342022 its reverse (220243201), we get a palindrome (322585223).

The spelling of 102342022 in words is "one hundred two million, three hundred forty-two thousand, twenty-two".