30211230111222 has 32 divisors (see below), whose sum is σ = 61714943622144. Its totient is φ = 9855044048000.

The previous prime is 30211230111199. The next prime is 30211230111229. The reversal of 30211230111222 is 22211103211203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30211230111229) 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, 3460179 + ... + 8508542.

It is an arithmetic number, because the mean of its divisors is an integer number (1928591988192).

Almost surely, 2^{30211230111222} is an apocalyptic number.

30211230111222 is an abundant number, since it is smaller than the sum of its proper divisors (31503713510922).

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

30211230111222 is a wasteful number, since it uses less digits than its factorization.

30211230111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11977724.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 30211230111222 its reverse (22211103211203), we get a palindrome (52422333322425).

The spelling of 30211230111222 in words is "thirty trillion, two hundred eleven billion, two hundred thirty million, one hundred eleven thousand, two hundred twenty-two".