2520311342 has 16 divisors (see below), whose sum is σ = 3955271040. Its totient is φ = 1202177592.

The previous prime is 2520311341. The next prime is 2520311357. The reversal of 2520311342 is 2431130252.

2520311342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2520311342² = 12703938521227681928, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520311341) 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, 54848 + ... + 89715.

It is an arithmetic number, because the mean of its divisors is an integer number (247204440).

Almost surely, 2^2520311342 is an apocalyptic number.

2520311342 is a deficient number, since it is larger than the sum of its proper divisors (1434959698).

2520311342 is a wasteful number, since it uses less digits than its factorization.

2520311342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144967.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2520311342 is about 50202.7025368157. The cubic root of 2520311342 is about 1360.8744632016.

Adding to 2520311342 its reverse (2431130252), we get a palindrome (4951441594).

The spelling of 2520311342 in words is "two billion, five hundred twenty million, three hundred eleven thousand, three hundred forty-two".