1113102302021 has 4 divisors (see below), whose sum is σ = 1138988402112. Its totient is φ = 1087216201932.

The previous prime is 1113102301999. The next prime is 1113102302023. The reversal of 1113102302021 is 1202032013111.

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 a de Polignac number, because none of the positive numbers 2^k-1113102302021 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 (1113102302023) 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, 12943049981 + ... + 12943050066.

It is an arithmetic number, because the mean of its divisors is an integer number (284747100528).

Almost surely, 2^{1113102302021} is an apocalyptic number.

It is an amenable number.

1113102302021 is a deficient number, since it is larger than the sum of its proper divisors (25886100091).

1113102302021 is an equidigital number, since it uses as much as digits as its factorization.

1113102302021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25886100090.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1113102302021 its reverse (1202032013111), we get a palindrome (2315134315132).

The spelling of 1113102302021 in words is "one trillion, one hundred thirteen billion, one hundred two million, three hundred two thousand, twenty-one".