121122111200122 has 8 divisors (see below), whose sum is σ = 181686616616736. Its totient is φ = 60559905661212.

The previous prime is 121122111200053. The next prime is 121122111200143. The reversal of 121122111200122 is 221002111221121.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 121122111200122.

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, 574837758 + ... + 575048425.

It is an arithmetic number, because the mean of its divisors is an integer number (22710827077092).

Almost surely, 2^{121122111200122} is an apocalyptic number.

121122111200122 is a deficient number, since it is larger than the sum of its proper divisors (60564505416614).

121122111200122 is a wasteful number, since it uses less digits than its factorization.

121122111200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149938852.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 121122111200122 its reverse (221002111221121), we get a palindrome (342124222421243).

The spelling of 121122111200122 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, one hundred eleven million, two hundred thousand, one hundred twenty-two".