11021220120122 has 16 divisors (see below), whose sum is σ = 17004858342912. Its totient is φ = 5354275930080.

The previous prime is 11021220120107. The next prime is 11021220120151. The reversal of 11021220120122 is 22102102212011.

It is a self number, because there is not a number n which added to its sum of digits gives 11021220120122.

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, 335464523 + ... + 335497374.

It is an arithmetic number, because the mean of its divisors is an integer number (1062803646432).

Almost surely, 2^{11021220120122} is an apocalyptic number.

11021220120122 is a deficient number, since it is larger than the sum of its proper divisors (5983638222790).

11021220120122 is a wasteful number, since it uses less digits than its factorization.

11021220120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670962133.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11021220120122 its reverse (22102102212011), we get a palindrome (33123322332133).

The spelling of 11021220120122 in words is "eleven trillion, twenty-one billion, two hundred twenty million, one hundred twenty thousand, one hundred twenty-two".