1031021101323 has 12 divisors (see below), whose sum is σ = 1489427751240. Its totient is φ = 687266608896.

The previous prime is 1031021101237. The next prime is 1031021101333. The reversal of 1031021101323 is 3231011201301.

1031021101323 is a `hidden beast` number, since 1 + 0 + 310 + 21 + 10 + 1 + 323 = 666.

It is not a de Polignac number, because 1031021101323 - 2¹⁰ = 1031021100299 is a prime.

It is a super-2 number, since 2×1031021101323² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1031021101296 and 1031021101305.

It is not an unprimeable number, because it can be changed into a prime (1031021101333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6651793 + ... + 6805026.

It is an arithmetic number, because the mean of its divisors is an integer number (124118979270).

Almost surely, 2^{1031021101323} is an apocalyptic number.

1031021101323 is a deficient number, since it is larger than the sum of its proper divisors (458406649917).

1031021101323 is a wasteful number, since it uses less digits than its factorization.

1031021101323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13465338 (or 13465335 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1031021101323 its reverse (3231011201301), we get a palindrome (4262032302624).

The spelling of 1031021101323 in words is "one trillion, thirty-one billion, twenty-one million, one hundred one thousand, three hundred twenty-three".