122110002 has 72 divisors (see below), whose sum is σ = 308483136. Its totient is φ = 34193664.

The previous prime is 122109991. The next prime is 122110057. The reversal of 122110002 is 200011221.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 1185483 + ... + 1185585.

It is an arithmetic number, because the mean of its divisors is an integer number (4284488).

Almost surely, 2^122110002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122110002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154241568).

122110002 is an abundant number, since it is smaller than the sum of its proper divisors (186373134).

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

122110002 is a wasteful number, since it uses less digits than its factorization.

122110002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312 (or 212 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 122110002 is about 11050.3394517997. The cubic root of 122110002 is about 496.1165856058.

Adding to 122110002 its reverse (200011221), we get a palindrome (322121223).

The spelling of 122110002 in words is "one hundred twenty-two million, one hundred ten thousand, two".