142213020312242 has 32 divisors (see below), whose sum is σ = 232759900477440. Its totient is φ = 64629037570320.

The previous prime is 142213020312227. The next prime is 142213020312269. The reversal of 142213020312242 is 242213020312241.

It is a super-3 number, since 3×142213020312242³ (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2509775603 + ... + 2509832265.

It is an arithmetic number, because the mean of its divisors is an integer number (7273746889920).

Almost surely, 2^{142213020312242} is an apocalyptic number.

142213020312242 is a deficient number, since it is larger than the sum of its proper divisors (90546880165198).

142213020312242 is a wasteful number, since it uses less digits than its factorization.

142213020312242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78038.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 142213020312242 its reverse (242213020312241), we get a palindrome (384426040624483).

Subtracting 142213020312242 from its reverse (242213020312241), we obtain a palindrome (99999999999999).

The spelling of 142213020312242 in words is "one hundred forty-two trillion, two hundred thirteen billion, twenty million, three hundred twelve thousand, two hundred forty-two".