142212030302 has 16 divisors (see below), whose sum is σ = 213896449872. Its totient is φ = 70913474880.

The previous prime is 142212030293. The next prime is 142212030343. The reversal of 142212030302 is 203030212241.

It is a super-2 number, since 2×142212030302² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1036898 + ... + 1166010.

It is an arithmetic number, because the mean of its divisors is an integer number (13368528117).

Almost surely, 2^142212030302 is an apocalyptic number.

142212030302 is a deficient number, since it is larger than the sum of its proper divisors (71684419570).

142212030302 is a wasteful number, since it uses less digits than its factorization.

142212030302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130603.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 142212030302 its reverse (203030212241), we get a palindrome (345242242543).

The spelling of 142212030302 in words is "one hundred forty-two billion, two hundred twelve million, thirty thousand, three hundred two".