10203021421042 has 8 divisors (see below), whose sum is σ = 15304546146816. Its totient is φ = 5101506038772.

The previous prime is 10203021421031. The next prime is 10203021421079. The reversal of 10203021421042 is 24012412030201.

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

It is a super-2 number, since 2×10203021421042² (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, 2014683 + ... + 4946209.

It is an arithmetic number, because the mean of its divisors is an integer number (1913068268352).

Almost surely, 2^{10203021421042} is an apocalyptic number.

10203021421042 is a deficient number, since it is larger than the sum of its proper divisors (5101524725774).

10203021421042 is a wasteful number, since it uses less digits than its factorization.

10203021421042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4671752.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 10203021421042 its reverse (24012412030201), we get a palindrome (34215433451243).

The spelling of 10203021421042 in words is "ten trillion, two hundred three billion, twenty-one million, four hundred twenty-one thousand, forty-two".