1013122121323 has 8 divisors (see below), whose sum is σ = 1091083828016. Its totient is φ = 935164591200.

The previous prime is 1013122121311. The next prime is 1013122121339. The reversal of 1013122121323 is 3231212213101.

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 1013122121323 - 2⁹ = 1013122120811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1013122121294 and 1013122121303.

It is not an unprimeable number, because it can be changed into a prime (1013122121303) 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, 530988 + ... + 1519273.

It is an arithmetic number, because the mean of its divisors is an integer number (136385478502).

Almost surely, 2^{1013122121323} is an apocalyptic number.

1013122121323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1013122121323 is a deficient number, since it is larger than the sum of its proper divisors (77961706693).

1013122121323 is a wasteful number, since it uses less digits than its factorization.

1013122121323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2088285.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1013122121323 its reverse (3231212213101), we get a palindrome (4244334334424).

The spelling of 1013122121323 in words is "one trillion, thirteen billion, one hundred twenty-two million, one hundred twenty-one thousand, three hundred twenty-three".