1013020322223 has 96 divisors (see below), whose sum is σ = 1792298321856. Its totient is φ = 502715953152.

The previous prime is 1013020322183. The next prime is 1013020322243. The reversal of 1013020322223 is 3222230203101.

It is a happy number.

It is not a de Polignac number, because 1013020322223 - 2¹² = 1013020318127 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1013020322223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013020322243) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 125168365 + ... + 125176457.

It is an arithmetic number, because the mean of its divisors is an integer number (18669774186).

Almost surely, 2^{1013020322223} is an apocalyptic number.

1013020322223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1013020322223 is a deficient number, since it is larger than the sum of its proper divisors (779277999633).

1013020322223 is a wasteful number, since it uses less digits than its factorization.

1013020322223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11993 (or 11986 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1013020322223 its reverse (3222230203101), we get a palindrome (4235250525324).

The spelling of 1013020322223 in words is "one trillion, thirteen billion, twenty million, three hundred twenty-two thousand, two hundred twenty-three".