40223441121 has 4 divisors (see below), whose sum is σ = 53631254832. Its totient is φ = 26815627412.

The previous prime is 40223441029. The next prime is 40223441179. The reversal of 40223441121 is 12114432204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40223441121 - 2²³ = 40215052513 is a prime.

It is a super-2 number, since 2×40223441121² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40223441091 and 40223441100.

It is not an unprimeable number, because it can be changed into a prime (40223448121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6703906851 + ... + 6703906856.

It is an arithmetic number, because the mean of its divisors is an integer number (13407813708).

Almost surely, 2^40223441121 is an apocalyptic number.

It is an amenable number.

40223441121 is a deficient number, since it is larger than the sum of its proper divisors (13407813711).

40223441121 is a wasteful number, since it uses less digits than its factorization.

40223441121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13407813710.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 40223441121 its reverse (12114432204), we get a palindrome (52337873325).

The spelling of 40223441121 in words is "forty billion, two hundred twenty-three million, four hundred forty-one thousand, one hundred twenty-one".