214621202126413 has 4 divisors (see below), whose sum is σ = 221544466711168. Its totient is φ = 207697937541660.

The previous prime is 214621202126389. The next prime is 214621202126449. The reversal of 214621202126413 is 314621202126412.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214621202126413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214621202126483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3461632292331 + ... + 3461632292392.

It is an arithmetic number, because the mean of its divisors is an integer number (55386116677792).

Almost surely, 2^{214621202126413} is an apocalyptic number.

It is an amenable number.

214621202126413 is a deficient number, since it is larger than the sum of its proper divisors (6923264584755).

214621202126413 is an equidigital number, since it uses as much as digits as its factorization.

214621202126413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6923264584754.

The product of its (nonzero) digits is 55296, while the sum is 37.

Subtracting 214621202126413 from its reverse (314621202126412), we obtain a palindrome (99999999999999).

The spelling of 214621202126413 in words is "two hundred fourteen trillion, six hundred twenty-one billion, two hundred two million, one hundred twenty-six thousand, four hundred thirteen".