121234413122 has 32 divisors (see below), whose sum is σ = 193537252800. Its totient is φ = 56759367168.

The previous prime is 121234413109. The next prime is 121234413163. The reversal of 121234413122 is 221314432121.

It is a happy number.

It is a super-3 number, since 3×121234413122³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121234413091 and 121234413100.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5258873 + ... + 5281875.

It is an arithmetic number, because the mean of its divisors is an integer number (6048039150).

Almost surely, 2^121234413122 is an apocalyptic number.

121234413122 is a deficient number, since it is larger than the sum of its proper divisors (72302839678).

121234413122 is a wasteful number, since it uses less digits than its factorization.

121234413122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23810.

The product of its digits is 2304, while the sum is 26.

Adding to 121234413122 its reverse (221314432121), we get a palindrome (342548845243).

The spelling of 121234413122 in words is "one hundred twenty-one billion, two hundred thirty-four million, four hundred thirteen thousand, one hundred twenty-two".