11000620021 has 8 divisors (see below), whose sum is σ = 11481022080. Its totient is φ = 10520394192.

The previous prime is 11000619991. The next prime is 11000620051. The reversal of 11000620021 is 12002600011.

It is an interprime number because it is at equal distance from previous prime (11000619991) and next prime (11000620051).

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 11000620021 - 2²¹ = 10998522869 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11000619983 and 11000620010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000620051) 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, 92560 + ... + 174838.

It is an arithmetic number, because the mean of its divisors is an integer number (1435127760).

Almost surely, 2^11000620021 is an apocalyptic number.

It is an amenable number.

11000620021 is a deficient number, since it is larger than the sum of its proper divisors (480402059).

11000620021 is an equidigital number, since it uses as much as digits as its factorization.

11000620021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88115.

The product of its (nonzero) digits is 24, while the sum is 13.

The spelling of 11000620021 in words is "eleven billion, six hundred twenty thousand, twenty-one".