102204126 has 16 divisors (see below), whose sum is σ = 227120400. Its totient is φ = 34068024.

The previous prime is 102204121. The next prime is 102204131. The reversal of 102204126 is 621402201.

It is an interprime number because it is at equal distance from previous prime (102204121) and next prime (102204131).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 102204099 and 102204108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102204121) 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, 946281 + ... + 946388.

It is an arithmetic number, because the mean of its divisors is an integer number (14195025).

Almost surely, 2^102204126 is an apocalyptic number.

102204126 is an abundant number, since it is smaller than the sum of its proper divisors (124916274).

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

102204126 is a wasteful number, since it uses less digits than its factorization.

102204126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1892680 (or 1892674 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 102204126 is about 10109.6056302904. The cubic root of 102204126 is about 467.5443461226.

Adding to 102204126 its reverse (621402201), we get a palindrome (723606327).

The spelling of 102204126 in words is "one hundred two million, two hundred four thousand, one hundred twenty-six".