1214212124121 has 8 divisors (see below), whose sum is σ = 1618972274400. Its totient is φ = 809463361632.

The previous prime is 1214212124113. The next prime is 1214212124141.

1214212124121 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1214212124121 - 2³ = 1214212124113 is a prime.

It is a super-2 number, since 2×1214212124121² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1214212124091 and 1214212124100.

It is not an unprimeable number, because it can be changed into a prime (1214212124101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2594971 + ... + 3026928.

It is an arithmetic number, because the mean of its divisors is an integer number (202371534300).

Almost surely, 2^{1214212124121} is an apocalyptic number.

It is an amenable number.

1214212124121 is a deficient number, since it is larger than the sum of its proper divisors (404760150279).

1214212124121 is an equidigital number, since it uses as much as digits as its factorization.

1214212124121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5693895.

The product of its digits is 512, while the sum is 24.

The spelling of 1214212124121 in words is "one trillion, two hundred fourteen billion, two hundred twelve million, one hundred twenty-four thousand, one hundred twenty-one".