1124220421423 has 12 divisors (see below), whose sum is σ = 1235990829024. Its totient is φ = 1021789076000.

The previous prime is 1124220421421. The next prime is 1124220421433. The reversal of 1124220421423 is 3241240224211.

It is not a de Polignac number, because 1124220421423 - 2¹ = 1124220421421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1124220421391 and 1124220421400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124220421421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 500878 + ... + 1580923.

It is an arithmetic number, because the mean of its divisors is an integer number (102999235752).

Almost surely, 2^{1124220421423} is an apocalyptic number.

1124220421423 is a deficient number, since it is larger than the sum of its proper divisors (111770407601).

1124220421423 is a wasteful number, since it uses less digits than its factorization.

1124220421423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2086286 (or 2086275 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1124220421423 its reverse (3241240224211), we get a palindrome (4365460645634).

The spelling of 1124220421423 in words is "one trillion, one hundred twenty-four billion, two hundred twenty million, four hundred twenty-one thousand, four hundred twenty-three".