1111040323021 has 8 divisors (see below), whose sum is σ = 1138201998560. Its totient is φ = 1083938807952.

The previous prime is 1111040323013. The next prime is 1111040323037. The reversal of 1111040323021 is 1203230401111.

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 1111040323021 - 2³ = 1111040323013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1111040323021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111040323061) 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, 15002730 + ... + 15076603.

It is an arithmetic number, because the mean of its divisors is an integer number (142275249820).

Almost surely, 2^{1111040323021} is an apocalyptic number.

It is an amenable number.

1111040323021 is a deficient number, since it is larger than the sum of its proper divisors (27161675539).

1111040323021 is an equidigital number, since it uses as much as digits as its factorization.

1111040323021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30080235.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1111040323021 its reverse (1203230401111), we get a palindrome (2314270724132).

The spelling of 1111040323021 in words is "one trillion, one hundred eleven billion, forty million, three hundred twenty-three thousand, twenty-one".