11020402011 has 8 divisors (see below), whose sum is σ = 15091001104. Its totient is φ = 7148368800.

The previous prime is 11020402007. The next prime is 11020402049.

It is a happy number.

11020402011 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11020402011 - 2² = 11020402007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020402051) 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, 49641340 + ... + 49641561.

It is an arithmetic number, because the mean of its divisors is an integer number (1886375138).

Almost surely, 2^11020402011 is an apocalyptic number.

11020402011 is a deficient number, since it is larger than the sum of its proper divisors (4070599093).

11020402011 is an equidigital number, since it uses as much as digits as its factorization.

11020402011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99282941.

The product of its (nonzero) digits is 16, while the sum is 12.

The spelling of 11020402011 in words is "eleven billion, twenty million, four hundred two thousand, eleven".