2521330023020 has 24 divisors (see below), whose sum is σ = 5423934343968. Its totient is φ = 983933667200.

The previous prime is 2521330023013. The next prime is 2521330023029. The reversal of 2521330023020 is 203200331252.

It is not an unprimeable number, because it can be changed into a prime (2521330023029) 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 7 ways as a sum of consecutive naturals, for example, 1537395536 + ... + 1537397175.

It is an arithmetic number, because the mean of its divisors is an integer number (225997264332).

Almost surely, 2^{2521330023020} is an apocalyptic number.

2521330023020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2521330023020 is an abundant number, since it is smaller than the sum of its proper divisors (2902604320948).

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

2521330023020 is a wasteful number, since it uses less digits than its factorization.

2521330023020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3074792761 (or 3074792759 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 2521330023020 its reverse (203200331252), we get a palindrome (2724530354272).

The spelling of 2521330023020 in words is "two trillion, five hundred twenty-one billion, three hundred thirty million, twenty-three thousand, twenty".