102231411 has 4 divisors (see below), whose sum is σ = 136308552. Its totient is φ = 68154272.

The previous prime is 102231401. The next prime is 102231431. The reversal of 102231411 is 114132201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102231411 is a prime.

It is a super-2 number, since 2×102231411² = 20902522790101842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102231401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17038566 + ... + 17038571.

It is an arithmetic number, because the mean of its divisors is an integer number (34077138).

Almost surely, 2^102231411 is an apocalyptic number.

102231411 is a deficient number, since it is larger than the sum of its proper divisors (34077141).

102231411 is an equidigital number, since it uses as much as digits as its factorization.

102231411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34077140.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 102231411 is about 10110.9549994053. The cubic root of 102231411 is about 467.5859485280.

Adding to 102231411 its reverse (114132201), we get a palindrome (216363612).

The spelling of 102231411 in words is "one hundred two million, two hundred thirty-one thousand, four hundred eleven".