120212604 has 72 divisors (see below), whose sum is σ = 311110800. Its totient is φ = 39128832.

The previous prime is 120212597. The next prime is 120212611. The reversal of 120212604 is 406212021.

It is an interprime number because it is at equal distance from previous prime (120212597) and next prime (120212611).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 391419 + ... + 391725.

Almost surely, 2^120212604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120212604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155555400).

120212604 is an abundant number, since it is smaller than the sum of its proper divisors (190898196).

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

120212604 is a wasteful number, since it uses less digits than its factorization.

120212604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539 (or 534 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 120212604 is about 10964.1508563135. The cubic root of 120212604 is about 493.5335355364.

Adding to 120212604 its reverse (406212021), we get a palindrome (526424625).

The spelling of 120212604 in words is "one hundred twenty million, two hundred twelve thousand, six hundred four".