11020054043542 has 16 divisors (see below), whose sum is σ = 16915212813312. Its totient is φ = 5381660549160.

The previous prime is 11020054043503. The next prime is 11020054043563. The reversal of 11020054043542 is 24534045002011.

It is a super-2 number, since 2×11020054043542² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 627934 + ... + 4736497.

It is an arithmetic number, because the mean of its divisors is an integer number (1057200800832).

Almost surely, 2^{11020054043542} is an apocalyptic number.

11020054043542 is a deficient number, since it is larger than the sum of its proper divisors (5895158769770).

11020054043542 is a wasteful number, since it uses less digits than its factorization.

11020054043542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5388363.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 11020054043542 its reverse (24534045002011), we get a palindrome (35554099045553).

The spelling of 11020054043542 in words is "eleven trillion, twenty billion, fifty-four million, forty-three thousand, five hundred forty-two".