121004354151 has 12 divisors (see below), whose sum is σ = 179047093680. Its totient is φ = 78702018720.

The previous prime is 121004354137. The next prime is 121004354221. The reversal of 121004354151 is 151453400121.

121004354151 is a `hidden beast` number, since 1 + 210 + 0 + 4 + 35 + 415 + 1 = 666.

It is not a de Polignac number, because 121004354151 - 2¹⁷ = 121004223079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121004354651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 163962171 + ... + 163962908.

It is an arithmetic number, because the mean of its divisors is an integer number (14920591140).

Almost surely, 2^121004354151 is an apocalyptic number.

121004354151 is a deficient number, since it is larger than the sum of its proper divisors (58042739529).

121004354151 is a wasteful number, since it uses less digits than its factorization.

121004354151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327925126 (or 327925123 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 121004354151 its reverse (151453400121), we get a palindrome (272457754272).

The spelling of 121004354151 in words is "one hundred twenty-one billion, four million, three hundred fifty-four thousand, one hundred fifty-one".