30221100111011 has 4 divisors (see below), whose sum is σ = 31811684327400. Its totient is φ = 28630515894624.

The previous prime is 30221100111001. The next prime is 30221100111043. The reversal of 30221100111011 is 11011100112203.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30221100111011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30221100111001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 795292108166 + ... + 795292108203.

It is an arithmetic number, because the mean of its divisors is an integer number (7952921081850).

Almost surely, 2^{30221100111011} is an apocalyptic number.

30221100111011 is a deficient number, since it is larger than the sum of its proper divisors (1590584216389).

30221100111011 is a wasteful number, since it uses less digits than its factorization.

30221100111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1590584216388.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 30221100111011 its reverse (11011100112203), we get a palindrome (41232200223214).

The spelling of 30221100111011 in words is "thirty trillion, two hundred twenty-one billion, one hundred million, one hundred eleven thousand, eleven".