121121212034 has 8 divisors (see below), whose sum is σ = 181920561228. Its totient is φ = 60481024960.

The previous prime is 121121211917. The next prime is 121121212057. The reversal of 121121212034 is 430212121121.

It can be written as a sum of positive squares in 2 ways, for example, as 108843907225 + 12277304809 = 329915^2 + 110803^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 121121211997 and 121121212015.

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, 39788627 + ... + 39791670.

Almost surely, 2^121121212034 is an apocalyptic number.

121121212034 is a deficient number, since it is larger than the sum of its proper divisors (60799349194).

121121212034 is an equidigital number, since it uses as much as digits as its factorization.

121121212034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79581060.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 121121212034 its reverse (430212121121), we get a palindrome (551333333155).

The spelling of 121121212034 in words is "one hundred twenty-one billion, one hundred twenty-one million, two hundred twelve thousand, thirty-four".