2020311023232 has 128 divisors (see below), whose sum is σ = 5692637707200. Its totient is φ = 632650383360.

The previous prime is 2020311023209. The next prime is 2020311023239. The reversal of 2020311023232 is 2323201130202.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 2020311023199 and 2020311023208.

It is not an unprimeable number, because it can be changed into a prime (2020311023239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3245619 + ... + 3817677.

Almost surely, 2^{2020311023232} 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 2020311023232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2846318853600).

2020311023232 is an abundant number, since it is smaller than the sum of its proper divisors (3672326683968).

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

2020311023232 is a wasteful number, since it uses less digits than its factorization.

2020311023232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572634 (or 572622 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 2020311023232 its reverse (2323201130202), we get a palindrome (4343512153434).

The spelling of 2020311023232 in words is "two trillion, twenty billion, three hundred eleven million, twenty-three thousand, two hundred thirty-two".