20703122 has 16 divisors (see below), whose sum is σ = 35661600. Its totient is φ = 8915040.

The previous prime is 20703121. The next prime is 20703131. The reversal of 20703122 is 22130702.

It is a self number, because there is not a number n which added to its sum of digits gives 20703122.

It is not an unprimeable number, because it can be changed into a prime (20703121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24347 + ... + 25182.

It is an arithmetic number, because the mean of its divisors is an integer number (2228850).

Almost surely, 2^20703122 is an apocalyptic number.

20703122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20703122 is a deficient number, since it is larger than the sum of its proper divisors (14958478).

20703122 is a wasteful number, since it uses less digits than its factorization.

20703122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49561.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 20703122 is about 4550.0683511350. The cubic root of 20703122 is about 274.5861411154.

Adding to 20703122 its reverse (22130702), we get a palindrome (42833824).

The spelling of 20703122 in words is "twenty million, seven hundred three thousand, one hundred twenty-two".