10203021322021 has 32 divisors (see below), whose sum is σ = 11769991027200. Its totient is φ = 8757166817280.

The previous prime is 10203021321947. The next prime is 10203021322037. The reversal of 10203021322021 is 12022312030201.

10203021322021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10203021322021 - 2²¹ = 10203019224869 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10203021322021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10203021322051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16320421 + ... + 16934053.

It is an arithmetic number, because the mean of its divisors is an integer number (367812219600).

Almost surely, 2^{10203021322021} is an apocalyptic number.

10203021322021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10203021322021 is a deficient number, since it is larger than the sum of its proper divisors (1566969705179).

10203021322021 is a wasteful number, since it uses less digits than its factorization.

10203021322021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614829.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 10203021322021 its reverse (12022312030201), we get a palindrome (22225333352222).

The spelling of 10203021322021 in words is "ten trillion, two hundred three billion, twenty-one million, three hundred twenty-two thousand, twenty-one".