142302244314021 has 24 divisors (see below), whose sum is σ = 209832618720480. Its totient is φ = 85714681425120.

The previous prime is 142302244313953. The next prime is 142302244314031. The reversal of 142302244314021 is 120413442203241.

It is not a de Polignac number, because 142302244314021 - 2¹³ = 142302244305829 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142302244314031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1202447586 + ... + 1202565923.

It is an arithmetic number, because the mean of its divisors is an integer number (8743025780020).

Almost surely, 2^{142302244314021} is an apocalyptic number.

142302244314021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

142302244314021 is a deficient number, since it is larger than the sum of its proper divisors (67530374406459).

142302244314021 is a wasteful number, since it uses less digits than its factorization.

142302244314021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2405013697 (or 2405013686 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 142302244314021 its reverse (120413442203241), we get a palindrome (262715686517262).

The spelling of 142302244314021 in words is "one hundred forty-two trillion, three hundred two billion, two hundred forty-four million, three hundred fourteen thousand, twenty-one".