601215205120 has 72 divisors (see below), whose sum is σ = 1440257130144. Its totient is φ = 240459558912.

The previous prime is 601215205079. The next prime is 601215205153. The reversal of 601215205120 is 21502512106.

It is a super-2 number, since 2×601215205120² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14977717 + ... + 15017803.

It is an arithmetic number, because the mean of its divisors is an integer number (20003571252).

Almost surely, 2^601215205120 is an apocalyptic number.

It is an amenable number.

601215205120 is an abundant number, since it is smaller than the sum of its proper divisors (839041925024).

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

601215205120 is a wasteful number, since it uses less digits than its factorization.

601215205120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51825 (or 51811 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 601215205120 its reverse (21502512106), we get a palindrome (622717717226).

The spelling of 601215205120 in words is "six hundred one billion, two hundred fifteen million, two hundred five thousand, one hundred twenty".