223041340012421 has 16 divisors (see below), whose sum is σ = 255310633893888. Its totient is φ = 190873612868400.

The previous prime is 223041340012409. The next prime is 223041340012487. The reversal of 223041340012421 is 124210043140322.

It is not a de Polignac number, because 223041340012421 - 2⁶ = 223041340012357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223041340012321) 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, 934707836 + ... + 934946426.

It is an arithmetic number, because the mean of its divisors is an integer number (15956914618368).

Almost surely, 2^{223041340012421} is an apocalyptic number.

It is an amenable number.

223041340012421 is a deficient number, since it is larger than the sum of its proper divisors (32269293881467).

223041340012421 is a wasteful number, since it uses less digits than its factorization.

223041340012421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450872.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 223041340012421 its reverse (124210043140322), we get a palindrome (347251383152743).

The spelling of 223041340012421 in words is "two hundred twenty-three trillion, forty-one billion, three hundred forty million, twelve thousand, four hundred twenty-one".