1022003032121 has 8 divisors (see below), whose sum is σ = 1029864253704. Its totient is φ = 1014158920320.

The previous prime is 1022003032103. The next prime is 1022003032129. The reversal of 1022003032121 is 1212303002201.

It can be written as a sum of positive squares in 4 ways, for example, as 79560100096 + 942442932025 = 282064^2 + 970795^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1022003032121 - 2¹⁰ = 1022003031097 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 1022003032121.

It is not an unprimeable number, because it can be changed into a prime (1022003032129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4157510 + ... + 4396463.

It is an arithmetic number, because the mean of its divisors is an integer number (128733031713).

Almost surely, 2^{1022003032121} is an apocalyptic number.

It is an amenable number.

1022003032121 is a deficient number, since it is larger than the sum of its proper divisors (7861221583).

1022003032121 is an equidigital number, since it uses as much as digits as its factorization.

1022003032121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8554891.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1022003032121 its reverse (1212303002201), we get a palindrome (2234306034322).

The spelling of 1022003032121 in words is "one trillion, twenty-two billion, three million, thirty-two thousand, one hundred twenty-one".