213021302200030 has 32 divisors (see below), whose sum is σ = 385482308571360. Its totient is φ = 84755472673920.

The previous prime is 213021302199961. The next prime is 213021302200039. The reversal of 213021302200030 is 30002203120312.

It is a super-2 number, since 2×213021302200030² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213021302199980 and 213021302200007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213021302200039) 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, 71422740 + ... + 74345479.

It is an arithmetic number, because the mean of its divisors is an integer number (12046322142855).

Almost surely, 2^{213021302200030} is an apocalyptic number.

213021302200030 is a deficient number, since it is larger than the sum of its proper divisors (172461006371330).

213021302200030 is a wasteful number, since it uses less digits than its factorization.

213021302200030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145769004.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 213021302200030 its reverse (30002203120312), we get a palindrome (243023505320342).

The spelling of 213021302200030 in words is "two hundred thirteen trillion, twenty-one billion, three hundred two million, two hundred thousand, thirty".