1224132042 has 32 divisors (see below), whose sum is σ = 2802920832. Its totient is φ = 349138944.

The previous prime is 1224132011. The next prime is 1224132047. The reversal of 1224132042 is 2402314221.

1224132042 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×1224132042³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1224132047) 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, 1023 + ... + 49490.

It is an arithmetic number, because the mean of its divisors is an integer number (87591276).

Almost surely, 2^1224132042 is an apocalyptic number.

1224132042 is an abundant number, since it is smaller than the sum of its proper divisors (1578788790).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1224132042 is a wasteful number, since it uses less digits than its factorization.

1224132042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51102.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1224132042 is about 34987.5984028627. The cubic root of 1224132042 is about 1069.7347122330.

Adding to 1224132042 its reverse (2402314221), we get a palindrome (3626446263).

The spelling of 1224132042 in words is "one billion, two hundred twenty-four million, one hundred thirty-two thousand, forty-two".