121415152087713 has 32 divisors (see below), whose sum is σ = 177538445770752. Its totient is φ = 73195572153600.

The previous prime is 121415152087693. The next prime is 121415152087751. The reversal of 121415152087713 is 317780251514121.

It is not a de Polignac number, because 121415152087713 - 2¹³ = 121415152079521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121415152087753) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113723145 + ... + 114785817.

It is an arithmetic number, because the mean of its divisors is an integer number (5548076430336).

Almost surely, 2^{121415152087713} is an apocalyptic number.

It is an amenable number.

121415152087713 is a deficient number, since it is larger than the sum of its proper divisors (56123293683039).

121415152087713 is a wasteful number, since it uses less digits than its factorization.

121415152087713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081005.

The product of its (nonzero) digits is 470400, while the sum is 48.

The spelling of 121415152087713 in words is "one hundred twenty-one trillion, four hundred fifteen billion, one hundred fifty-two million, eighty-seven thousand, seven hundred thirteen".