102214390 has 16 divisors (see below), whose sum is σ = 184216032. Its totient is φ = 40834624.

The previous prime is 102214367. The next prime is 102214391. The reversal of 102214390 is 93412201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102214391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2607 + ... + 14533.

It is an arithmetic number, because the mean of its divisors is an integer number (11513502).

Almost surely, 2^102214390 is an apocalyptic number.

102214390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102214390 is a deficient number, since it is larger than the sum of its proper divisors (82001642).

102214390 is a wasteful number, since it uses less digits than its factorization.

102214390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12791.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 102214390 is about 10110.1132535694. The cubic root of 102214390 is about 467.5599968754.

Adding to 102214390 its reverse (93412201), we get a palindrome (195626591).

The spelling of 102214390 in words is "one hundred two million, two hundred fourteen thousand, three hundred ninety".