142121400333042 has 64 divisors (see below), whose sum is σ = 307140897490560. Its totient is φ = 43582221849600.

The previous prime is 142121400333023. The next prime is 142121400333083. The reversal of 142121400333042 is 240333004121241.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38467692 + ... + 42000072.

It is an arithmetic number, because the mean of its divisors is an integer number (4799076523290).

Almost surely, 2^{142121400333042} is an apocalyptic number.

142121400333042 is an abundant number, since it is smaller than the sum of its proper divisors (165019497157518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142121400333042 is a wasteful number, since it uses less digits than its factorization.

142121400333042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3534139.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 142121400333042 its reverse (240333004121241), we get a palindrome (382454404454283).

The spelling of 142121400333042 in words is "one hundred forty-two trillion, one hundred twenty-one billion, four hundred million, three hundred thirty-three thousand, forty-two".