142221032032 has 12 divisors (see below), whose sum is σ = 279997656876. Its totient is φ = 71110516000.

The previous prime is 142221032021. The next prime is 142221032033. The reversal of 142221032032 is 230230122241.

It is a junction number, because it is equal to n+sod(n) for n = 142221031994 and 142221032012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142221032033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2222203594 + ... + 2222203657.

It is an arithmetic number, because the mean of its divisors is an integer number (23333138073).

Almost surely, 2^142221032032 is an apocalyptic number.

It is an amenable number.

142221032032 is a deficient number, since it is larger than the sum of its proper divisors (137776624844).

142221032032 is an equidigital number, since it uses as much as digits as its factorization.

142221032032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4444407261 (or 4444407253 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 142221032032 its reverse (230230122241), we get a palindrome (372451154273).

The spelling of 142221032032 in words is "one hundred forty-two billion, two hundred twenty-one million, thirty-two thousand, thirty-two".