2012203463552 has 128 divisors (see below), whose sum is σ = 4066860441600. Its totient is φ = 991640217600.

The previous prime is 2012203463551. The next prime is 2012203463593. The reversal of 2012203463552 is 2553643022102.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012203463551) 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, 1695200303 + ... + 1695201489.

It is an arithmetic number, because the mean of its divisors is an integer number (31772347200).

Almost surely, 2^{2012203463552} 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 2012203463552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2033430220800).

2012203463552 is an abundant number, since it is smaller than the sum of its proper divisors (2054656978048).

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

2012203463552 is a wasteful number, since it uses less digits than its factorization.

2012203463552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1964 (or 1952 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 2012203463552 its reverse (2553643022102), we get a palindrome (4565846485654).

The spelling of 2012203463552 in words is "two trillion, twelve billion, two hundred three million, four hundred sixty-three thousand, five hundred fifty-two".