126210102 has 16 divisors (see below), whose sum is σ = 254029872. Its totient is φ = 41801760.

The previous prime is 126210067. The next prime is 126210107. The reversal of 126210102 is 201012621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126210107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66049 + ... + 67932.

It is an arithmetic number, because the mean of its divisors is an integer number (15876867).

Almost surely, 2^126210102 is an apocalyptic number.

126210102 is an abundant number, since it is smaller than the sum of its proper divisors (127819770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126210102 is a wasteful number, since it uses less digits than its factorization.

126210102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134143.

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

The square root of 126210102 is about 11234.3269491323. The cubic root of 126210102 is about 501.6082905894.

Adding to 126210102 its reverse (201012621), we get a palindrome (327222723).

The spelling of 126210102 in words is "one hundred twenty-six million, two hundred ten thousand, one hundred two".