213021120222030 has 16 divisors (see below), whose sum is σ = 511250688532944. Its totient is φ = 56805632059200.

The previous prime is 213021120222023. The next prime is 213021120222049. The reversal of 213021120222030 is 30222021120312.

It is a junction number, because it is equal to n+sod(n) for n = 213021120221988 and 213021120222006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3550352003671 + ... + 3550352003730.

It is an arithmetic number, because the mean of its divisors is an integer number (31953168033309).

Almost surely, 2^{213021120222030} is an apocalyptic number.

213021120222030 is an abundant number, since it is smaller than the sum of its proper divisors (298229568310914).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213021120222030 is a wasteful number, since it uses less digits than its factorization.

213021120222030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7100704007411.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 213021120222030 its reverse (30222021120312), we get a palindrome (243243141342342).

The spelling of 213021120222030 in words is "two hundred thirteen trillion, twenty-one billion, one hundred twenty million, two hundred twenty-two thousand, thirty".