10020440434242 has 32 divisors (see below), whose sum is σ = 22907251141632. Its totient is φ = 2862559569744.

The previous prime is 10020440434231. The next prime is 10020440434297. The reversal of 10020440434242 is 24243404402001.

It is a super-2 number, since 2×10020440434242² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17354718 + ... + 17922809.

It is an arithmetic number, because the mean of its divisors is an integer number (715851598176).

Almost surely, 2^{10020440434242} is an apocalyptic number.

10020440434242 is an abundant number, since it is smaller than the sum of its proper divisors (12886810707390).

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

10020440434242 is a wasteful number, since it uses less digits than its factorization.

10020440434242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35284302.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 10020440434242 its reverse (24243404402001), we get a palindrome (34263844836243).

The spelling of 10020440434242 in words is "ten trillion, twenty billion, four hundred forty million, four hundred thirty-four thousand, two hundred forty-two".