10240201091 has 4 divisors (see below), whose sum is σ = 10334148000. Its totient is φ = 10146254184.

The previous prime is 10240201063. The next prime is 10240201099. The reversal of 10240201091 is 19010204201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19010204201 = 139 ⋅136764059.

It is a cyclic number.

It is not a de Polignac number, because 10240201091 - 2²⁶ = 10173092227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10240201099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46973291 + ... + 46973508.

It is an arithmetic number, because the mean of its divisors is an integer number (2583537000).

Almost surely, 2^10240201091 is an apocalyptic number.

10240201091 is a deficient number, since it is larger than the sum of its proper divisors (93946909).

10240201091 is an equidigital number, since it uses as much as digits as its factorization.

10240201091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93946908.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 10240201091 its reverse (19010204201), we get a palindrome (29250405292).

The spelling of 10240201091 in words is "ten billion, two hundred forty million, two hundred one thousand, ninety-one".