1101141221 has 8 divisors (see below), whose sum is σ = 1166586624. Its totient is φ = 1035770560.

The previous prime is 1101141211. The next prime is 1101141253. The reversal of 1101141221 is 1221411011.

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

It is not a de Polignac number, because 1101141221 - 2⁶ = 1101141157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1101141196 and 1101141205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101141211) 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, 13226 + ... + 48756.

It is an arithmetic number, because the mean of its divisors is an integer number (145823328).

Almost surely, 2^1101141221 is an apocalyptic number.

It is an amenable number.

1101141221 is a deficient number, since it is larger than the sum of its proper divisors (65445403).

1101141221 is a wasteful number, since it uses less digits than its factorization.

1101141221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37371.

The product of its (nonzero) digits is 16, while the sum is 14.

The square root of 1101141221 is about 33183.4479974580. The cubic root of 1101141221 is about 1032.6369798740.

Adding to 1101141221 its reverse (1221411011), we get a palindrome (2322552232).

The spelling of 1101141221 in words is "one billion, one hundred one million, one hundred forty-one thousand, two hundred twenty-one".