202440140101 has 8 divisors (see below), whose sum is σ = 205420233600. Its totient is φ = 199470485760.

The previous prime is 202440140087. The next prime is 202440140107. The reversal of 202440140101 is 101041044202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202440140101 is a prime.

It is a super-2 number, since 2×202440140101² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202440140107) 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, 2570716 + ... + 2648293.

It is an arithmetic number, because the mean of its divisors is an integer number (25677529200).

Almost surely, 2^202440140101 is an apocalyptic number.

It is an amenable number.

202440140101 is a deficient number, since it is larger than the sum of its proper divisors (2980093499).

202440140101 is an equidigital number, since it uses as much as digits as its factorization.

202440140101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5219579.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 202440140101 its reverse (101041044202), we get a palindrome (303481184303).

The spelling of 202440140101 in words is "two hundred two billion, four hundred forty million, one hundred forty thousand, one hundred one".