223021132001 has 4 divisors (see below), whose sum is σ = 223022609604. Its totient is φ = 223019654400.

The previous prime is 223021131973. The next prime is 223021132021. The reversal of 223021132001 is 100231120322.

223021132001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100231120322 = 2 ⋅50115560161.

It can be written as a sum of positive squares in 2 ways, for example, as 13971003601 + 209050128400 = 118199^2 + 457220^2 .

It is a cyclic number.

It is not a de Polignac number, because 223021132001 - 2¹⁰ = 223021130977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223021132021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482840 + ... + 824121.

It is an arithmetic number, because the mean of its divisors is an integer number (55755652401).

Almost surely, 2^223021132001 is an apocalyptic number.

It is an amenable number.

223021132001 is a deficient number, since it is larger than the sum of its proper divisors (1477603).

223021132001 is a wasteful number, since it uses less digits than its factorization.

223021132001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477602.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 223021132001 its reverse (100231120322), we get a palindrome (323252252323).

The spelling of 223021132001 in words is "two hundred twenty-three billion, twenty-one million, one hundred thirty-two thousand, one".