213010141200421 has 2 divisors, whose sum is σ = 213010141200422. Its totient is φ = 213010141200420.

The previous prime is 213010141200413. The next prime is 213010141200431. The reversal of 213010141200421 is 124002141010312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 184866171902500 + 28143969297921 = 13596550^2 + 5305089^2 .

It is a cyclic number.

It is not a de Polignac number, because 213010141200421 - 2³ = 213010141200413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213010141200392 and 213010141200401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213010141200431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106505070600210 + 106505070600211.

It is an arithmetic number, because the mean of its divisors is an integer number (106505070600211).

Almost surely, 2^{213010141200421} is an apocalyptic number.

It is an amenable number.

213010141200421 is a deficient number, since it is larger than the sum of its proper divisors (1).

213010141200421 is an equidigital number, since it uses as much as digits as its factorization.

213010141200421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 213010141200421 its reverse (124002141010312), we get a palindrome (337012282210733).

The spelling of 213010141200421 in words is "two hundred thirteen trillion, ten billion, one hundred forty-one million, two hundred thousand, four hundred twenty-one".