122121002 has 8 divisors (see below), whose sum is σ = 183273636. Its totient is φ = 61029792.

The previous prime is 122120987. The next prime is 122121017. The reversal of 122121002 is 200121221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (122120987) and next prime (122121017).

It can be written as a sum of positive squares in 2 ways, for example, as 76545001 + 45576001 = 8749^2 + 6751^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10013 + ... + 18560.

Almost surely, 2^122121002 is an apocalyptic number.

122121002 is a deficient number, since it is larger than the sum of its proper divisors (61152634).

122121002 is a wasteful number, since it uses less digits than its factorization.

122121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30712.

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

The square root of 122121002 is about 11050.8371628578. The cubic root of 122121002 is about 496.1314823342.

Adding to 122121002 its reverse (200121221), we get a palindrome (322242223).

The spelling of 122121002 in words is "one hundred twenty-two million, one hundred twenty-one thousand, two".