121104505151 has 8 divisors (see below), whose sum is σ = 143177740320. Its totient is φ = 100224417888.

The previous prime is 121104505147. The next prime is 121104505189. The reversal of 121104505151 is 151505401121.

It is a happy number.

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

It is not a de Polignac number, because 121104505151 - 2² = 121104505147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 121104505151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121104505751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298286756 + ... + 298287161.

It is an arithmetic number, because the mean of its divisors is an integer number (17897217540).

Almost surely, 2^121104505151 is an apocalyptic number.

121104505151 is a deficient number, since it is larger than the sum of its proper divisors (22073235169).

121104505151 is an equidigital number, since it uses as much as digits as its factorization.

121104505151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596573953.

The product of its (nonzero) digits is 1000, while the sum is 26.

Adding to 121104505151 its reverse (151505401121), we get a palindrome (272609906272).

The spelling of 121104505151 in words is "one hundred twenty-one billion, one hundred four million, five hundred five thousand, one hundred fifty-one".