122112130 has 32 divisors (see below), whose sum is σ = 251685504. Its totient is φ = 41786496.

The previous prime is 122112113. The next prime is 122112167. The reversal of 122112130 is 31211221.

122112130 = 1397² + 1398² + ... + 1456².

It is a super-2 number, since 2×122112130² = 29822744586273800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122112130.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43654 + ... + 46366.

It is an arithmetic number, because the mean of its divisors is an integer number (7865172).

Almost surely, 2^122112130 is an apocalyptic number.

122112130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122112130 is an abundant number, since it is smaller than the sum of its proper divisors (129573374).

122112130 is a wasteful number, since it uses less digits than its factorization.

122112130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 122112130 is about 11050.4357380150. The cubic root of 122112130 is about 496.1194675154.

Adding to 122112130 its reverse (31211221), we get a palindrome (153323351).

Subtracting from 122112130 its reverse (31211221), we obtain a palindrome (90900909).

It can be divided in two parts, 12211 and 2130, that added together give a palindrome (14341).

The spelling of 122112130 in words is "one hundred twenty-two million, one hundred twelve thousand, one hundred thirty".