102342202 has 4 divisors (see below), whose sum is σ = 153513306. Its totient is φ = 51171100.

The previous prime is 102342197. The next prime is 102342217. The reversal of 102342202 is 202243201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 81739681 + 20602521 = 9041^2 + 4539^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25585549 + ... + 25585552.

Almost surely, 2^102342202 is an apocalyptic number.

102342202 is a deficient number, since it is larger than the sum of its proper divisors (51171104).

102342202 is an equidigital number, since it uses as much as digits as its factorization.

102342202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51171103.

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

The square root of 102342202 is about 10116.4322762523. The cubic root of 102342202 is about 467.7547994765.

Adding to 102342202 its reverse (202243201), we get a palindrome (304585403).

Subtracting 102342202 from its reverse (202243201), we obtain a palindrome (99900999).

The spelling of 102342202 in words is "one hundred two million, three hundred forty-two thousand, two hundred two".