142220414234 has 8 divisors (see below), whose sum is σ = 214435961940. Its totient is φ = 70741760256.

The previous prime is 142220414131. The next prime is 142220414239. The reversal of 142220414234 is 432414022241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 136999918225 + 5220496009 = 370135^2 + 72253^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 142220414197 and 142220414206.

It is not an unprimeable number, because it can be changed into a prime (142220414239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184222949 + ... + 184223720.

Almost surely, 2^142220414234 is an apocalyptic number.

142220414234 is a deficient number, since it is larger than the sum of its proper divisors (72215547706).

142220414234 is a wasteful number, since it uses less digits than its factorization.

142220414234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368446864.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 142220414234 its reverse (432414022241), we get a palindrome (574634436475).

The spelling of 142220414234 in words is "one hundred forty-two billion, two hundred twenty million, four hundred fourteen thousand, two hundred thirty-four".