10320442042 has 32 divisors (see below), whose sum is σ = 16857664272. Its totient is φ = 4718859264.

The previous prime is 10320441979. The next prime is 10320442043. The reversal of 10320442042 is 24024402301.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 9407254081 + 913187961 = 96991^2 + 30219^2 .

It is a super-2 number, since 2×10320442042² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10320442043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 967128 + ... + 977740.

Almost surely, 2^10320442042 is an apocalyptic number.

10320442042 is a deficient number, since it is larger than the sum of its proper divisors (6537222230).

10320442042 is a wasteful number, since it uses less digits than its factorization.

10320442042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11442.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 10320442042 its reverse (24024402301), we get a palindrome (34344844343).

The spelling of 10320442042 in words is "ten billion, three hundred twenty million, four hundred forty-two thousand, forty-two".