121120331122 has 16 divisors (see below), whose sum is σ = 207794236032. Its totient is φ = 51868867680.

The previous prime is 121120331083. The next prime is 121120331173. The reversal of 121120331122 is 221133021121.

It is a super-2 number, since 2×121120331122² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121120331122.

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 7 ways as a sum of consecutive naturals, for example, 3301579 + ... + 3338062.

It is an arithmetic number, because the mean of its divisors is an integer number (12987139752).

Almost surely, 2^121120331122 is an apocalyptic number.

121120331122 is a deficient number, since it is larger than the sum of its proper divisors (86673904910).

121120331122 is a wasteful number, since it uses less digits than its factorization.

121120331122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6640953.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 121120331122 its reverse (221133021121), we get a palindrome (342253352243).

The spelling of 121120331122 in words is "one hundred twenty-one billion, one hundred twenty million, three hundred thirty-one thousand, one hundred twenty-two".