121000122202 has 8 divisors (see below), whose sum is σ = 181508627412. Its totient is φ = 60497246400.

The previous prime is 121000122167. The next prime is 121000122239. The reversal of 121000122202 is 202221000121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 117751236201 + 3248886001 = 343149^2 + 56999^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1353199 + ... + 1439842.

Almost surely, 2^121000122202 is an apocalyptic number.

121000122202 is a deficient number, since it is larger than the sum of its proper divisors (60508505210).

121000122202 is a wasteful number, since it uses less digits than its factorization.

121000122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2814704.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 121000122202 its reverse (202221000121), we get a palindrome (323221122323).

The spelling of 121000122202 in words is "one hundred twenty-one billion, one hundred twenty-two thousand, two hundred two".