30404212111 has 16 divisors (see below), whose sum is σ = 38054822400. Its totient is φ = 23648345568.

The previous prime is 30404212067. The next prime is 30404212177. The reversal of 30404212111 is 11121240403.

It is a cyclic number.

It is not a de Polignac number, because 30404212111 - 2⁹ = 30404211599 is a prime.

It is a super-2 number, since 2×30404212111² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30404312111) 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, 2826091 + ... + 2836828.

It is an arithmetic number, because the mean of its divisors is an integer number (2378426400).

Almost surely, 2^30404212111 is an apocalyptic number.

30404212111 is a deficient number, since it is larger than the sum of its proper divisors (7650610289).

30404212111 is a wasteful number, since it uses less digits than its factorization.

30404212111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5662998.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 30404212111 its reverse (11121240403), we get a palindrome (41525452514).

The spelling of 30404212111 in words is "thirty billion, four hundred four million, two hundred twelve thousand, one hundred eleven".