4430212142 has 4 divisors (see below), whose sum is σ = 6645318216. Its totient is φ = 2215106070.

The previous prime is 4430212141. The next prime is 4430212147. The reversal of 4430212142 is 2412120344.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4430212141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1107553034 + ... + 1107553037.

It is an arithmetic number, because the mean of its divisors is an integer number (1661329554).

Almost surely, 2^4430212142 is an apocalyptic number.

4430212142 is a deficient number, since it is larger than the sum of its proper divisors (2215106074).

4430212142 is a wasteful number, since it uses less digits than its factorization.

4430212142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2215106073.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4430212142 is about 66559.8388068962. The cubic root of 4430212142 is about 1642.3845124202.

Adding to 4430212142 its reverse (2412120344), we get a palindrome (6842332486).

The spelling of 4430212142 in words is "four billion, four hundred thirty million, two hundred twelve thousand, one hundred forty-two".