124212155121411 has 64 divisors (see below), whose sum is σ = 203717255454720. Its totient is φ = 65705091217920.

The previous prime is 124212155121407. The next prime is 124212155121473. The reversal of 124212155121411 is 114121551212421.

It is not a de Polignac number, because 124212155121411 - 2² = 124212155121407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (124212155120411) 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, 4772580 + ... + 16468206.

It is an arithmetic number, because the mean of its divisors is an integer number (3183082116480).

Almost surely, 2^{124212155121411} is an apocalyptic number.

124212155121411 is a deficient number, since it is larger than the sum of its proper divisors (79505100333309).

124212155121411 is a wasteful number, since it uses less digits than its factorization.

124212155121411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11696144.

The product of its digits is 6400, while the sum is 33.

The spelling of 124212155121411 in words is "one hundred twenty-four trillion, two hundred twelve billion, one hundred fifty-five million, one hundred twenty-one thousand, four hundred eleven".