2012265620 has 24 divisors (see below), whose sum is σ = 4229822688. Its totient is φ = 804132000.

The previous prime is 2012265617. The next prime is 2012265637. The reversal of 2012265620 is 265622102.

It is a self number, because there is not a number n which added to its sum of digits gives 2012265620.

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, 26846 + ... + 68885.

It is an arithmetic number, because the mean of its divisors is an integer number (176242612).

Almost surely, 2^2012265620 is an apocalyptic number.

2012265620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012265620 is an abundant number, since it is smaller than the sum of its proper divisors (2217557068).

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

2012265620 is a wasteful number, since it uses less digits than its factorization.

2012265620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96791 (or 96789 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2012265620 is about 44858.2837389038. The cubic root of 2012265620 is about 1262.4914213056.

Adding to 2012265620 its reverse (265622102), we get a palindrome (2277887722).

The spelling of 2012265620 in words is "two billion, twelve million, two hundred sixty-five thousand, six hundred twenty".