20112214 has 4 divisors (see below), whose sum is σ = 30168324. Its totient is φ = 10056106.

The previous prime is 20112199. The next prime is 20112217. The reversal of 20112214 is 41221102.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 20112194 and 20112203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5028052 + ... + 5028055.

It is an arithmetic number, because the mean of its divisors is an integer number (7542081).

Almost surely, 2^20112214 is an apocalyptic number.

20112214 is a deficient number, since it is larger than the sum of its proper divisors (10056110).

20112214 is a wasteful number, since it uses less digits than its factorization.

20112214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10056109.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 20112214 is about 4484.6643129670. The cubic root of 20112214 is about 271.9484745971.

Adding to 20112214 its reverse (41221102), we get a palindrome (61333316).

It can be divided in two parts, 2011 and 2214, that added together give a square (4225 = 65²).

The spelling of 20112214 in words is "twenty million, one hundred twelve thousand, two hundred fourteen".