102210122 has 16 divisors (see below), whose sum is σ = 175347072. Its totient is φ = 43771920.

The previous prime is 102210107. The next prime is 102210127. The reversal of 102210122 is 221012201.

It is a happy number.

It is a super-3 number, since 3×102210122³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (102210127) 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, 36347 + ... + 39057.

It is an arithmetic number, because the mean of its divisors is an integer number (10959192).

Almost surely, 2^102210122 is an apocalyptic number.

102210122 is a deficient number, since it is larger than the sum of its proper divisors (73136950).

102210122 is a wasteful number, since it uses less digits than its factorization.

102210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5413.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 102210122 is about 10109.9021755900. The cubic root of 102210122 is about 467.5534890708.

Adding to 102210122 its reverse (221012201), we get a palindrome (323222323).

The spelling of 102210122 in words is "one hundred two million, two hundred ten thousand, one hundred twenty-two".