450340022121 has 8 divisors (see below), whose sum is σ = 655040032224. Its totient is φ = 272933346720.

The previous prime is 450340022051. The next prime is 450340022147. The reversal of 450340022121 is 121220043054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 450340022121 - 2⁹ = 450340021609 is a prime.

It is a super-2 number, since 2×450340022121² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 450340022091 and 450340022100.

It is not an unprimeable number, because it can be changed into a prime (450340022021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6823333636 + ... + 6823333701.

It is an arithmetic number, because the mean of its divisors is an integer number (81880004028).

Almost surely, 2^450340022121 is an apocalyptic number.

It is an amenable number.

450340022121 is a deficient number, since it is larger than the sum of its proper divisors (204700010103).

450340022121 is a wasteful number, since it uses less digits than its factorization.

450340022121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13646667351.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 450340022121 its reverse (121220043054), we get a palindrome (571560065175).

The spelling of 450340022121 in words is "four hundred fifty billion, three hundred forty million, twenty-two thousand, one hundred twenty-one".