11212120034 has 8 divisors (see below), whose sum is σ = 16825820880. Its totient is φ = 5603513076.

The previous prime is 11212120033. The next prime is 11212120043. The reversal of 11212120034 is 43002121211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11212120034² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11212119994 and 11212120021.

It is not an unprimeable number, because it can be changed into a prime (11212120033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1267964 + ... + 1276775.

It is an arithmetic number, because the mean of its divisors is an integer number (2103227610).

Almost surely, 2^11212120034 is an apocalyptic number.

11212120034 is a deficient number, since it is larger than the sum of its proper divisors (5613700846).

11212120034 is a wasteful number, since it uses less digits than its factorization.

11212120034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2546944.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11212120034 its reverse (43002121211), we get a palindrome (54214241245).

The spelling of 11212120034 in words is "eleven billion, two hundred twelve million, one hundred twenty thousand, thirty-four".