11021010534 has 48 divisors (see below), whose sum is σ = 26002407600. Its totient is φ = 3360305088.

The previous prime is 11021010527. The next prime is 11021010547. The reversal of 11021010534 is 43501012011.

11021010534 is a `hidden beast` number, since 110 + 2 + 10 + 10 + 534 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 545689 + ... + 565524.

It is an arithmetic number, because the mean of its divisors is an integer number (541716825).

Almost surely, 2^11021010534 is an apocalyptic number.

11021010534 is an abundant number, since it is smaller than the sum of its proper divisors (14981397066).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11021010534 is a wasteful number, since it uses less digits than its factorization.

11021010534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111269 (or 1111266 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

Adding to 11021010534 its reverse (43501012011), we get a palindrome (54522022545).

The spelling of 11021010534 in words is "eleven billion, twenty-one million, ten thousand, five hundred thirty-four".