242111402142 has 16 divisors (see below), whose sum is σ = 485031196800. Its totient is φ = 80569068632.

The previous prime is 242111402101. The next prime is 242111402149. The reversal of 242111402142 is 241204111242.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242111402149) 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, 33679128 + ... + 33686315.

It is an arithmetic number, because the mean of its divisors is an integer number (30314449800).

Almost surely, 2^242111402142 is an apocalyptic number.

242111402142 is an abundant number, since it is smaller than the sum of its proper divisors (242919794658).

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

242111402142 is a wasteful number, since it uses less digits than its factorization.

242111402142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67366047.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 242111402142 its reverse (241204111242), we get a palindrome (483315513384).

The spelling of 242111402142 in words is "two hundred forty-two billion, one hundred eleven million, four hundred two thousand, one hundred forty-two".