122021002 has 48 divisors (see below), whose sum is σ = 210430080. Its totient is φ = 52876800.

The previous prime is 122020979. The next prime is 122021041. The reversal of 122021002 is 200120221.

It is a self number, because there is not a number n which added to its sum of digits gives 122021002.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 450127 + ... + 450397.

It is an arithmetic number, because the mean of its divisors is an integer number (4383960).

Almost surely, 2^122021002 is an apocalyptic number.

122021002 is a deficient number, since it is larger than the sum of its proper divisors (88409078).

122021002 is a wasteful number, since it uses less digits than its factorization.

122021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367 (or 350 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 122021002 is about 11046.3116921441. The cubic root of 122021002 is about 495.9960246169.

Adding to 122021002 its reverse (200120221), we get a palindrome (322141223).

It can be divided in two parts, 1220 and 21002, that added together give a palindrome (22222).

The spelling of 122021002 in words is "one hundred twenty-two million, twenty-one thousand, two".