1101024421 has 16 divisors (see below), whose sum is σ = 1322496000. Its totient is φ = 896190768.

The previous prime is 1101024391. The next prime is 1101024451. The reversal of 1101024421 is 1244201011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1101024391) and next prime (1101024451).

It is not a de Polignac number, because 1101024421 - 2⁵ = 1101024389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101024395 and 1101024404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101024451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2221 + ... + 46978.

It is an arithmetic number, because the mean of its divisors is an integer number (82656000).

Almost surely, 2^1101024421 is an apocalyptic number.

It is an amenable number.

1101024421 is a deficient number, since it is larger than the sum of its proper divisors (221471579).

1101024421 is a wasteful number, since it uses less digits than its factorization.

1101024421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49368.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1101024421 is about 33181.6880372292. The cubic root of 1101024421 is about 1032.6004673718.

Adding to 1101024421 its reverse (1244201011), we get a palindrome (2345225432).

The spelling of 1101024421 in words is "one billion, one hundred one million, twenty-four thousand, four hundred twenty-one".