101105040450 has 48 divisors (see below), whose sum is σ = 250825169376. Its totient is φ = 26952240000.

The previous prime is 101105040433. The next prime is 101105040557. The reversal of 101105040450 is 54040501101.

It is a super-2 number, since 2×101105040450² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 337849 + ... + 562451.

It is an arithmetic number, because the mean of its divisors is an integer number (5225524362).

Almost surely, 2^101105040450 is an apocalyptic number.

101105040450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101105040450 is an abundant number, since it is smaller than the sum of its proper divisors (149720128926).

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

101105040450 is a wasteful number, since it uses less digits than its factorization.

101105040450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227619 (or 227614 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

Adding to 101105040450 its reverse (54040501101), we get a palindrome (155145541551).

The spelling of 101105040450 in words is "one hundred one billion, one hundred five million, forty thousand, four hundred fifty".