1021322222203 has 8 divisors (see below), whose sum is σ = 1022761175040. Its totient is φ = 1019883424680.

The previous prime is 1021322222149. The next prime is 1021322222257. The reversal of 1021322222203 is 3022222231201.

It is an interprime number because it is at equal distance from previous prime (1021322222149) and next prime (1021322222257).

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 1021322222203 - 2²⁵ = 1021288667771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1021322222003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21116418 + ... + 21164728.

It is an arithmetic number, because the mean of its divisors is an integer number (127845146880).

Almost surely, 2^{1021322222203} is an apocalyptic number.

1021322222203 is a deficient number, since it is larger than the sum of its proper divisors (1438952837).

1021322222203 is an equidigital number, since it uses as much as digits as its factorization.

1021322222203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77657.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 1021322222203 its reverse (3022222231201), we get a palindrome (4043544453404).

The spelling of 1021322222203 in words is "one trillion, twenty-one billion, three hundred twenty-two million, two hundred twenty-two thousand, two hundred three".