213213111203030 has 16 divisors (see below), whose sum is σ = 385276921571520. Its totient is φ = 84953395279872.

The previous prime is 213213111203011. The next prime is 213213111203041. The reversal of 213213111203030 is 30302111312312.

It is a junction number, because it is equal to n+sod(n) for n = 213213111202987 and 213213111203005.

It is a congruent number.

It is an unprimeable number.

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, 41481147470 + ... + 41481152609.

It is an arithmetic number, because the mean of its divisors is an integer number (24079807598220).

Almost surely, 2^{213213111203030} is an apocalyptic number.

213213111203030 is a deficient number, since it is larger than the sum of its proper divisors (172063810368490).

213213111203030 is a wasteful number, since it uses less digits than its factorization.

213213111203030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82962300343.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 213213111203030 its reverse (30302111312312), we get a palindrome (243515222515342).

The spelling of 213213111203030 in words is "two hundred thirteen trillion, two hundred thirteen billion, one hundred eleven million, two hundred three thousand, thirty".