121121122298 has 16 divisors (see below), whose sum is σ = 202807462176. Its totient is φ = 53774705040.

The previous prime is 121121122289. The next prime is 121121122363. The reversal of 121121122298 is 892221121121.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64016561 + ... + 64018452.

It is an arithmetic number, because the mean of its divisors is an integer number (12675466386).

Almost surely, 2^121121122298 is an apocalyptic number.

121121122298 is a deficient number, since it is larger than the sum of its proper divisors (81686339878).

121121122298 is a wasteful number, since it uses less digits than its factorization.

121121122298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128035069.

The product of its digits is 2304, while the sum is 32.

The spelling of 121121122298 in words is "one hundred twenty-one billion, one hundred twenty-one million, one hundred twenty-two thousand, two hundred ninety-eight".