30212220311210 has 32 divisors (see below), whose sum is σ = 62212449841920. Its totient is φ = 10348209430272.

The previous prime is 30212220311171. The next prime is 30212220311233. The reversal of 30212220311210 is 1211302221203.

It is a super-2 number, since 2×30212220311210² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213806054 + ... + 213947313.

It is an arithmetic number, because the mean of its divisors is an integer number (1944139057560).

Almost surely, 2^{30212220311210} is an apocalyptic number.

30212220311210 is an abundant number, since it is smaller than the sum of its proper divisors (32000229530710).

30212220311210 is a wasteful number, since it uses less digits than its factorization.

30212220311210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427754390.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 30212220311210 its reverse (1211302221203), we get a palindrome (31423522532413).

The spelling of 30212220311210 in words is "thirty trillion, two hundred twelve billion, two hundred twenty million, three hundred eleven thousand, two hundred ten".