242643026101 has 24 divisors (see below), whose sum is σ = 294214297664. Its totient is φ = 195967728000.

The previous prime is 242643026069. The next prime is 242643026113. The reversal of 242643026101 is 101620346242.

It is not a de Polignac number, because 242643026101 - 2⁵ = 242643026069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242643026141) 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, 240900 + ... + 737101.

Almost surely, 2^242643026101 is an apocalyptic number.

It is an amenable number.

242643026101 is a deficient number, since it is larger than the sum of its proper divisors (51571271563).

242643026101 is an equidigital number, since it uses as much as digits as its factorization.

242643026101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978121 (or 978098 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The spelling of 242643026101 in words is "two hundred forty-two billion, six hundred forty-three million, twenty-six thousand, one hundred one".