242001020140 has 24 divisors (see below), whose sum is σ = 554402337552. Its totient is φ = 88000370880.

The previous prime is 242001020119. The next prime is 242001020147. The reversal of 242001020140 is 41020100242.

It is not an unprimeable number, because it can be changed into a prime (242001020147) 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, 550002099 + ... + 550002538.

It is an arithmetic number, because the mean of its divisors is an integer number (23100097398).

Almost surely, 2^242001020140 is an apocalyptic number.

242001020140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242001020140 is an abundant number, since it is smaller than the sum of its proper divisors (312401317412).

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

242001020140 is a wasteful number, since it uses less digits than its factorization.

242001020140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100004657 (or 1100004655 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 242001020140 its reverse (41020100242), we get a palindrome (283021120382).

The spelling of 242001020140 in words is "two hundred forty-two billion, one million, twenty thousand, one hundred forty".