142502435113021 has 8 divisors (see below), whose sum is σ = 143590582263744. Its totient is φ = 141414293148960.

The previous prime is 142502435113007. The next prime is 142502435113033. The reversal of 142502435113021 is 120311534205241.

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 142502435113021 - 2⁹ = 142502435112509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142502435113081) 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, 67911456 + ... + 69978358.

It is an arithmetic number, because the mean of its divisors is an integer number (17948822782968).

Almost surely, 2^{142502435113021} is an apocalyptic number.

It is an amenable number.

142502435113021 is a deficient number, since it is larger than the sum of its proper divisors (1088147150723).

142502435113021 is a wasteful number, since it uses less digits than its factorization.

142502435113021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2593331.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 142502435113021 its reverse (120311534205241), we get a palindrome (262813969318262).

The spelling of 142502435113021 in words is "one hundred forty-two trillion, five hundred two billion, four hundred thirty-five million, one hundred thirteen thousand, twenty-one".