121351242365001 has 64 divisors (see below), whose sum is σ = 196348808678400. Its totient is φ = 73461646569600.

The previous prime is 121351242364943. The next prime is 121351242365029. The reversal of 121351242365001 is 100563242153121.

121351242365001 is a `hidden beast` number, since 1 + 2 + 1 + 3 + 5 + 124 + 23 + 6 + 500 + 1 = 666.

It is not a de Polignac number, because 121351242365001 - 2⁷ = 121351242364873 is a prime.

It is a super-2 number, since 2×121351242365001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (121351242365051) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1323434566 + ... + 1323526256.

It is an arithmetic number, because the mean of its divisors is an integer number (3067950135600).

Almost surely, 2^{121351242365001} is an apocalyptic number.

121351242365001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

121351242365001 is a deficient number, since it is larger than the sum of its proper divisors (74997566313399).

121351242365001 is a wasteful number, since it uses less digits than its factorization.

121351242365001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96787 (or 96781 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 121351242365001 in words is "one hundred twenty-one trillion, three hundred fifty-one billion, two hundred forty-two million, three hundred sixty-five thousand, one".