30002222121111 has 32 divisors (see below), whose sum is σ = 45403477816320. Its totient is φ = 19571586152832.

The previous prime is 30002222121071. The next prime is 30002222121259. The reversal of 30002222121111 is 11112122220003.

It is a de Polignac number, because none of the positive numbers 2^k-30002222121111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30002222521111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3126111 + ... + 8353263.

It is an arithmetic number, because the mean of its divisors is an integer number (1418858681760).

Almost surely, 2^{30002222121111} is an apocalyptic number.

30002222121111 is a deficient number, since it is larger than the sum of its proper divisors (15401255695209).

30002222121111 is a wasteful number, since it uses less digits than its factorization.

30002222121111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5231732 (or 5231726 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 30002222121111 its reverse (11112122220003), we get a palindrome (41114344341114).

The spelling of 30002222121111 in words is "thirty trillion, two billion, two hundred twenty-two million, one hundred twenty-one thousand, one hundred eleven".