121034306415 has 32 divisors (see below), whose sum is σ = 218074724352. Its totient is φ = 56790288000.

The previous prime is 121034306413. The next prime is 121034306431. The reversal of 121034306415 is 514603430121.

It is not a de Polignac number, because 121034306415 - 2¹ = 121034306413 is a prime.

It is a super-2 number, since 2×121034306415² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121034306413) 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, 11826196 + ... + 11836425.

It is an arithmetic number, because the mean of its divisors is an integer number (6814835136).

Almost surely, 2^121034306415 is an apocalyptic number.

121034306415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

121034306415 is a deficient number, since it is larger than the sum of its proper divisors (97040417937).

121034306415 is a wasteful number, since it uses less digits than its factorization.

121034306415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23662671.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 121034306415 its reverse (514603430121), we get a palindrome (635637736536).

The spelling of 121034306415 in words is "one hundred twenty-one billion, thirty-four million, three hundred six thousand, four hundred fifteen".