2042531022 has 16 divisors (see below), whose sum is σ = 4668642432. Its totient is φ = 583580280.

The previous prime is 2042531009. The next prime is 2042531041. The reversal of 2042531022 is 2201352402.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 2042531022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24315804 + ... + 24315887.

It is an arithmetic number, because the mean of its divisors is an integer number (291790152).

Almost surely, 2^2042531022 is an apocalyptic number.

2042531022 is an abundant number, since it is smaller than the sum of its proper divisors (2626111410).

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

2042531022 is a wasteful number, since it uses less digits than its factorization.

2042531022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48631703.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2042531022 is about 45194.3693616804. The cubic root of 2042531022 is about 1268.7894352501.

Adding to 2042531022 its reverse (2201352402), we get a palindrome (4243883424).

The spelling of 2042531022 in words is "two billion, forty-two million, five hundred thirty-one thousand, twenty-two".