122011002 has 32 divisors (see below), whose sum is σ = 271589760. Its totient is φ = 40602240.

The previous prime is 122010983. The next prime is 122011031. The reversal of 122011002 is 200110221.

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 (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38602 + ... + 41642.

It is an arithmetic number, because the mean of its divisors is an integer number (8487180).

Almost surely, 2^122011002 is an apocalyptic number.

122011002 is an abundant number, since it is smaller than the sum of its proper divisors (149578758).

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

122011002 is a wasteful number, since it uses less digits than its factorization.

122011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3795 (or 3789 counting only the distinct ones).

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

The square root of 122011002 is about 11045.8590430985. The cubic root of 122011002 is about 495.9824747753.

Adding to 122011002 its reverse (200110221), we get a palindrome (322121223).

It can be divided in two parts, 12201 and 1002, that added together give a triangular number (13203 = T₁₆₂).

The spelling of 122011002 in words is "one hundred twenty-two million, eleven thousand, two".