102021314 has 4 divisors (see below), whose sum is σ = 153031974. Its totient is φ = 51010656.

The previous prime is 102021299. The next prime is 102021329. The reversal of 102021314 is 413120201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 413120201 = 13 ⋅31778477.

It is an interprime number because it is at equal distance from previous prime (102021299) and next prime (102021329).

It can be written as a sum of positive squares in only one way, i.e., 83814025 + 18207289 = 9155^2 + 4267^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25505327 + ... + 25505330.

Almost surely, 2^102021314 is an apocalyptic number.

102021314 is a deficient number, since it is larger than the sum of its proper divisors (51010660).

102021314 is an equidigital number, since it uses as much as digits as its factorization.

102021314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51010659.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 102021314 is about 10100.5600834805. The cubic root of 102021314 is about 467.2654150181.

Adding to 102021314 its reverse (413120201), we get a palindrome (515141515).

The spelling of 102021314 in words is "one hundred two million, twenty-one thousand, three hundred fourteen".