1023321223011 has 32 divisors (see below), whose sum is σ = 1400185543680. Its totient is φ = 664428844800.

The previous prime is 1023321222971. The next prime is 1023321223027. The reversal of 1023321223011 is 1103221233201.

It is not a de Polignac number, because 1023321223011 - 2⁶ = 1023321222947 is a prime.

It is a super-2 number, since 2×1023321223011² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1023321223081) 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, 126817285 + ... + 126825353.

It is an arithmetic number, because the mean of its divisors is an integer number (43755798240).

Almost surely, 2^{1023321223011} is an apocalyptic number.

1023321223011 is a deficient number, since it is larger than the sum of its proper divisors (376864320669).

1023321223011 is a wasteful number, since it uses less digits than its factorization.

1023321223011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10827.

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

Adding to 1023321223011 its reverse (1103221233201), we get a palindrome (2126542456212).

The spelling of 1023321223011 in words is "one trillion, twenty-three billion, three hundred twenty-one million, two hundred twenty-three thousand, eleven".