142271113246 has 4 divisors (see below), whose sum is σ = 213406669872. Its totient is φ = 71135556622.

The previous prime is 142271113241. The next prime is 142271113247. The reversal of 142271113246 is 642311172241.

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 (142271113241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35567778310 + ... + 35567778313.

It is an arithmetic number, because the mean of its divisors is an integer number (53351667468).

Almost surely, 2^142271113246 is an apocalyptic number.

142271113246 is a deficient number, since it is larger than the sum of its proper divisors (71135556626).

142271113246 is an equidigital number, since it uses as much as digits as its factorization.

142271113246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71135556625.

The product of its digits is 16128, while the sum is 34.

Adding to 142271113246 its reverse (642311172241), we get a palindrome (784582285487).

The spelling of 142271113246 in words is "one hundred forty-two billion, two hundred seventy-one million, one hundred thirteen thousand, two hundred forty-six".