121122100202 has 8 divisors (see below), whose sum is σ = 181690731396. Its totient is φ = 60558523072.

The previous prime is 121122100199. The next prime is 121122100223. The reversal of 121122100202 is 202001221121.

It can be written as a sum of positive squares in 2 ways, for example, as 105892318921 + 15229781281 = 325411^2 + 123409^2 .

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, 1203023 + ... + 1299810.

Almost surely, 2^121122100202 is an apocalyptic number.

121122100202 is a deficient number, since it is larger than the sum of its proper divisors (60568631194).

121122100202 is a wasteful number, since it uses less digits than its factorization.

121122100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2527032.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 121122100202 its reverse (202001221121), we get a palindrome (323123321323).

The spelling of 121122100202 in words is "one hundred twenty-one billion, one hundred twenty-two million, one hundred thousand, two hundred two".