2021440120510 has 16 divisors (see below), whose sum is σ = 3830097070800. Its totient is φ = 766019414016.

The previous prime is 2021440120507. The next prime is 2021440120517. The reversal of 2021440120510 is 150210441202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021440120517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5319579075 + ... + 5319579454.

It is an arithmetic number, because the mean of its divisors is an integer number (239381066925).

Almost surely, 2^{2021440120510} is an apocalyptic number.

2021440120510 is a deficient number, since it is larger than the sum of its proper divisors (1808656950290).

2021440120510 is a wasteful number, since it uses less digits than its factorization.

2021440120510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10639158555.

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 2021440120510 its reverse (150210441202), we get a palindrome (2171650561712).

The spelling of 2021440120510 in words is "two trillion, twenty-one billion, four hundred forty million, one hundred twenty thousand, five hundred ten".