142240002322231 has 8 divisors (see below), whose sum is σ = 155389770464400. Its totient is φ = 129126710653440.

The previous prime is 142240002322217. The next prime is 142240002322279. The reversal of 142240002322231 is 132223200042241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142240002322231 - 2⁵ = 142240002322199 is a prime.

It is a super-2 number, since 2×142240002322231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 142240002322231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142240002320231) 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, 9119110186 + ... + 9119125783.

It is an arithmetic number, because the mean of its divisors is an integer number (19423721308050).

Almost surely, 2^{142240002322231} is an apocalyptic number.

142240002322231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

142240002322231 is a deficient number, since it is larger than the sum of its proper divisors (13149768142169).

142240002322231 is a wasteful number, since it uses less digits than its factorization.

142240002322231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18238236689.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 142240002322231 its reverse (132223200042241), we get a palindrome (274463202364472).

The spelling of 142240002322231 in words is "one hundred forty-two trillion, two hundred forty billion, two million, three hundred twenty-two thousand, two hundred thirty-one".