126216120 has 64 divisors (see below), whose sum is σ = 391716000. Its totient is φ = 32496128.

The previous prime is 126216119. The next prime is 126216121. The reversal of 126216120 is 21612621.

It is an interprime number because it is at equal distance from previous prime (126216119) and next prime (126216121).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126216121) 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, 14655 + ... + 21614.

Almost surely, 2^126216120 is an apocalyptic number.

126216120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126216120 is an abundant number, since it is smaller than the sum of its proper divisors (265499880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126216120 is a wasteful number, since it uses less digits than its factorization.

126216120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36312 (or 36308 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 126216120 is about 11234.5947857500. The cubic root of 126216120 is about 501.6162630910.

Adding to 126216120 its reverse (21612621), we get a palindrome (147828741).

The spelling of 126216120 in words is "one hundred twenty-six million, two hundred sixteen thousand, one hundred twenty".