213401030 has 32 divisors (see below), whose sum is σ = 391288320. Its totient is φ = 83777760.

The previous prime is 213401011. The next prime is 213401039. The reversal of 213401030 is 30104312.

It is a junction number, because it is equal to n+sod(n) for n = 213400996 and 213401014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213401039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288401 + ... + 289139.

It is an arithmetic number, because the mean of its divisors is an integer number (12227760).

Almost surely, 2^213401030 is an apocalyptic number.

213401030 is a deficient number, since it is larger than the sum of its proper divisors (177887290).

213401030 is a wasteful number, since it uses less digits than its factorization.

213401030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1244.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 213401030 is about 14608.2521199492. The cubic root of 213401030 is about 597.5838295574.

Adding to 213401030 its reverse (30104312), we get a palindrome (243505342).

The spelling of 213401030 in words is "two hundred thirteen million, four hundred one thousand, thirty".