102402201 has 16 divisors (see below), whose sum is σ = 151761600. Its totient is φ = 60889920.

The previous prime is 102402193. The next prime is 102402211. The reversal of 102402201 is 102204201.

It is not a de Polignac number, because 102402201 - 2³ = 102402193 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (102402211) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 27526 + ... + 31023.

It is an arithmetic number, because the mean of its divisors is an integer number (9485100).

Almost surely, 2^102402201 is an apocalyptic number.

102402201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

102402201 is a deficient number, since it is larger than the sum of its proper divisors (49359399).

102402201 is a wasteful number, since it uses less digits than its factorization.

102402201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58616.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 102402201 is about 10119.3972646596. The cubic root of 102402201 is about 467.8461900500.

Adding to 102402201 its reverse (102204201), we get a palindrome (204606402).

The spelling of 102402201 in words is "one hundred two million, four hundred two thousand, two hundred one".