1101010243 has 8 divisors (see below), whose sum is σ = 1109964800. Its totient is φ = 1092070728.

The previous prime is 1101010217. The next prime is 1101010249. The reversal of 1101010243 is 3420101011.

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

It is a cyclic number.

It is not a de Polignac number, because 1101010243 - 2⁹ = 1101009731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101010249) 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, 178078 + ... + 184156.

It is an arithmetic number, because the mean of its divisors is an integer number (138745600).

Almost surely, 2^1101010243 is an apocalyptic number.

1101010243 is a deficient number, since it is larger than the sum of its proper divisors (8954557).

1101010243 is a wasteful number, since it uses less digits than its factorization.

1101010243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7521.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1101010243 is about 33181.4743946076. The cubic root of 1101010243 is about 1032.5960350534.

Adding to 1101010243 its reverse (3420101011), we get a palindrome (4521111254).

The spelling of 1101010243 in words is "one billion, one hundred one million, ten thousand, two hundred forty-three".