11020124121042 has 16 divisors (see below), whose sum is σ = 22091149513440. Its totient is φ = 3664891161792.

The previous prime is 11020124120921. The next prime is 11020124121049. The reversal of 11020124121042 is 24012142102011.

It is not an unprimeable number, because it can be changed into a prime (11020124121049) 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, 2120883492 + ... + 2120888687.

It is an arithmetic number, because the mean of its divisors is an integer number (1380696844590).

Almost surely, 2^{11020124121042} is an apocalyptic number.

11020124121042 is an abundant number, since it is smaller than the sum of its proper divisors (11071025392398).

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

11020124121042 is a wasteful number, since it uses less digits than its factorization.

11020124121042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4241772617.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 11020124121042 its reverse (24012142102011), we get a palindrome (35032266223053).

The spelling of 11020124121042 in words is "eleven trillion, twenty billion, one hundred twenty-four million, one hundred twenty-one thousand, forty-two".