11020988401 has 8 divisors (see below), whose sum is σ = 11218103424. Its totient is φ = 10824403920.

The previous prime is 11020988369. The next prime is 11020988411. The reversal of 11020988401 is 10488902011.

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 11020988401 - 2⁵ = 11020988369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020988411) 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, 90601 + ... + 173926.

It is an arithmetic number, because the mean of its divisors is an integer number (1402262928).

Almost surely, 2^11020988401 is an apocalyptic number.

It is an amenable number.

11020988401 is a deficient number, since it is larger than the sum of its proper divisors (197115023).

11020988401 is an equidigital number, since it uses as much as digits as its factorization.

11020988401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265271.

The product of its (nonzero) digits is 4608, while the sum is 34.

The spelling of 11020988401 in words is "eleven billion, twenty million, nine hundred eighty-eight thousand, four hundred one".