1101241221055 has 8 divisors (see below), whose sum is σ = 1321512080400. Its totient is φ = 880977900096.

The previous prime is 1101241220977. The next prime is 1101241221071. The reversal of 1101241221055 is 5501221421011.

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 1101241221055 - 2¹⁵ = 1101241188287 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1558065 + ... + 2151754.

It is an arithmetic number, because the mean of its divisors is an integer number (165189010050).

Almost surely, 2^{1101241221055} is an apocalyptic number.

1101241221055 is a deficient number, since it is larger than the sum of its proper divisors (220270859345).

1101241221055 is an equidigital number, since it uses as much as digits as its factorization.

1101241221055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3769193.

The product of its (nonzero) digits is 800, while the sum is 25.

Adding to 1101241221055 its reverse (5501221421011), we get a palindrome (6602462642066).

The spelling of 1101241221055 in words is "one trillion, one hundred one billion, two hundred forty-one million, two hundred twenty-one thousand, fifty-five".