223021323301131 has 16 divisors (see below), whose sum is σ = 339331743162400. Its totient is φ = 144662479978464.

The previous prime is 223021323301081. The next prime is 223021323301157. The reversal of 223021323301131 is 131103323120322.

223021323301131 is a `hidden beast` number, since 2 + 2 + 3 + 0 + 2 + 1 + 323 + 301 + 1 + 31 = 666.

It is not a de Polignac number, because 223021323301131 - 2⁷ = 223021323301003 is a prime.

It is a super-2 number, since 2×223021323301131² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223021323301095 and 223021323301104.

It is not an unprimeable number, because it can be changed into a prime (223021323301331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111622282936 + ... + 111622284933.

It is an arithmetic number, because the mean of its divisors is an integer number (21208233947650).

Almost surely, 2^{223021323301131} is an apocalyptic number.

223021323301131 is a deficient number, since it is larger than the sum of its proper divisors (116310419861269).

223021323301131 is a wasteful number, since it uses less digits than its factorization.

223021323301131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223244567915 (or 223244567909 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 223021323301131 its reverse (131103323120322), we get a palindrome (354124646421453).

The spelling of 223021323301131 in words is "two hundred twenty-three trillion, twenty-one billion, three hundred twenty-three million, three hundred one thousand, one hundred thirty-one".