142224032212 has 24 divisors (see below), whose sum is σ = 250413287936. Its totient is φ = 70678061568.

The previous prime is 142224032207. The next prime is 142224032213. The reversal of 142224032212 is 212230422241.

It is a super-2 number, since 2×142224032212² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142224032213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 754423 + ... + 923905.

Almost surely, 2^142224032212 is an apocalyptic number.

It is an amenable number.

142224032212 is a deficient number, since it is larger than the sum of its proper divisors (108189255724).

142224032212 is a wasteful number, since it uses less digits than its factorization.

142224032212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170767 (or 170765 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 142224032212 its reverse (212230422241), we get a palindrome (354454454453).

The spelling of 142224032212 in words is "one hundred forty-two billion, two hundred twenty-four million, thirty-two thousand, two hundred twelve".