1024201142 has 24 divisors (see below), whose sum is σ = 1645587576. Its totient is φ = 476436224.

The previous prime is 1024201141. The next prime is 1024201229. The reversal of 1024201142 is 2411024201.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 1024201142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1024201141) 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, 267413 + ... + 271215.

It is an arithmetic number, because the mean of its divisors is an integer number (68566149).

Almost surely, 2^1024201142 is an apocalyptic number.

1024201142 is a deficient number, since it is larger than the sum of its proper divisors (621386434).

1024201142 is an equidigital number, since it uses as much as digits as its factorization.

1024201142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4000 (or 3911 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1024201142 is about 32003.1426894297. The cubic root of 1024201142 is about 1008.0028311785.

Adding to 1024201142 its reverse (2411024201), we get a palindrome (3435225343).

The spelling of 1024201142 in words is "one billion, twenty-four million, two hundred one thousand, one hundred forty-two".