1021122123323 has 6 divisors (see below), whose sum is σ = 1055124109692. Its totient is φ = 988182699060.

The previous prime is 1021122123319. The next prime is 1021122123341. The reversal of 1021122123323 is 3233212211201.

It is not a de Polignac number, because 1021122123323 - 2² = 1021122123319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1021122123223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 531280061 + ... + 531281982.

It is an arithmetic number, because the mean of its divisors is an integer number (175854018282).

Almost surely, 2^{1021122123323} is an apocalyptic number.

1021122123323 is a deficient number, since it is larger than the sum of its proper divisors (34001986369).

1021122123323 is an equidigital number, since it uses as much as digits as its factorization.

1021122123323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062562105 (or 1062562074 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1021122123323 its reverse (3233212211201), we get a palindrome (4254334334524).

The spelling of 1021122123323 in words is "one trillion, twenty-one billion, one hundred twenty-two million, one hundred twenty-three thousand, three hundred twenty-three".