142203441402 has 40 divisors (see below), whose sum is σ = 347608416672. Its totient is φ = 43091951400.

The previous prime is 142203441353. The next prime is 142203441403. The reversal of 142203441402 is 204144302241.

142203441402 is a `hidden beast` number, since 1 + 4 + 220 + 34 + 4 + 1 + 402 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (142203441403) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 39898174 + ... + 39901737.

Almost surely, 2^142203441402 is an apocalyptic number.

142203441402 is an abundant number, since it is smaller than the sum of its proper divisors (205404975270).

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

142203441402 is a wasteful number, since it uses less digits than its factorization.

142203441402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79799936 (or 79799927 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 142203441402 its reverse (204144302241), we get a palindrome (346347743643).

The spelling of 142203441402 in words is "one hundred forty-two billion, two hundred three million, four hundred forty-one thousand, four hundred two".