141220442 has 8 divisors (see below), whose sum is σ = 231088032. Its totient is φ = 64191100.

The previous prime is 141220423. The next prime is 141220463. The reversal of 141220442 is 244022141.

141220442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a plaindrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3209534 + ... + 3209577.

It is an arithmetic number, because the mean of its divisors is an integer number (28886004).

Almost surely, 2^141220442 is an apocalyptic number.

141220442 is a deficient number, since it is larger than the sum of its proper divisors (89867590).

141220442 is a wasteful number, since it uses less digits than its factorization.

141220442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6419124.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 141220442 is about 11883.6207445374. The cubic root of 141220442 is about 520.7538892346.

Adding to 141220442 its reverse (244022141), we get a palindrome (385242583).

The spelling of 141220442 in words is "one hundred forty-one million, two hundred twenty thousand, four hundred forty-two".