1022011312323 has 8 divisors (see below), whose sum is σ = 1363865665536. Its totient is φ = 680748917000.

The previous prime is 1022011312321. The next prime is 1022011312331. The reversal of 1022011312323 is 3232131102201.

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 1022011312323 - 2¹ = 1022011312321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1022011312323.

It is not an unprimeable number, because it can be changed into a prime (1022011312321) 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, 147985443 + ... + 147992348.

It is an arithmetic number, because the mean of its divisors is an integer number (170483208192).

Almost surely, 2^{1022011312323} is an apocalyptic number.

1022011312323 is a deficient number, since it is larger than the sum of its proper divisors (341854353213).

1022011312323 is a wasteful number, since it uses less digits than its factorization.

1022011312323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295978945.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1022011312323 its reverse (3232131102201), we get a palindrome (4254142414524).

The spelling of 1022011312323 in words is "one trillion, twenty-two billion, eleven million, three hundred twelve thousand, three hundred twenty-three".