1121101211453 has 4 divisors (see below), whose sum is σ = 1121131654368. Its totient is φ = 1121070768540.

The previous prime is 1121101211449. The next prime is 1121101211569. The reversal of 1121101211453 is 3541121011211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1121101211453 - 2² = 1121101211449 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121101211053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15166151 + ... + 15239892.

It is an arithmetic number, because the mean of its divisors is an integer number (280282913592).

Almost surely, 2^{1121101211453} is an apocalyptic number.

It is an amenable number.

1121101211453 is a deficient number, since it is larger than the sum of its proper divisors (30442915).

1121101211453 is an equidigital number, since it uses as much as digits as its factorization.

1121101211453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30442914.

The product of its (nonzero) digits is 240, while the sum is 23.

Adding to 1121101211453 its reverse (3541121011211), we get a palindrome (4662222222664).

The spelling of 1121101211453 in words is "one trillion, one hundred twenty-one billion, one hundred one million, two hundred eleven thousand, four hundred fifty-three".