10021020431042 has 8 divisors (see below), whose sum is σ = 15516418732032. Its totient is φ = 4848880853700.

The previous prime is 10021020430991. The next prime is 10021020431119. The reversal of 10021020431042 is 24013402012001.

10021020431042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10021020431042² (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 3 ways as a sum of consecutive naturals, for example, 80814680834 + ... + 80814680957.

It is an arithmetic number, because the mean of its divisors is an integer number (1939552341504).

Almost surely, 2^{10021020431042} is an apocalyptic number.

10021020431042 is a deficient number, since it is larger than the sum of its proper divisors (5495398300990).

10021020431042 is a wasteful number, since it uses less digits than its factorization.

10021020431042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161629361824.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 10021020431042 its reverse (24013402012001), we get a palindrome (34034422443043).

The spelling of 10021020431042 in words is "ten trillion, twenty-one billion, twenty million, four hundred thirty-one thousand, forty-two".