11020040867 has 8 divisors (see below), whose sum is σ = 12023297472. Its totient is φ = 10017023400.

The previous prime is 11020040833. The next prime is 11020040881. The reversal of 11020040867 is 76804002011.

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 11020040867 - 2²² = 11015846563 is a prime.

It is a super-2 number, since 2×11020040867² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020040887) 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, 44492 + ... + 154982.

It is an arithmetic number, because the mean of its divisors is an integer number (1502912184).

Almost surely, 2^11020040867 is an apocalyptic number.

11020040867 is a deficient number, since it is larger than the sum of its proper divisors (1003256605).

11020040867 is a wasteful number, since it uses less digits than its factorization.

11020040867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119569.

The product of its (nonzero) digits is 2688, while the sum is 29.

Adding to 11020040867 its reverse (76804002011), we get a palindrome (87824042878).

The spelling of 11020040867 in words is "eleven billion, twenty million, forty thousand, eight hundred sixty-seven".