1122121020122 has 16 divisors (see below), whose sum is σ = 1753417881600. Its totient is φ = 537980479920.

The previous prime is 1122121020071. The next prime is 1122121020169. The reversal of 1122121020122 is 2210201212211.

It is a self number, because there is not a number n which added to its sum of digits gives 1122121020122.

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, 83014922 + ... + 83028437.

It is an arithmetic number, because the mean of its divisors is an integer number (109588617600).

Almost surely, 2^{1122121020122} is an apocalyptic number.

1122121020122 is a deficient number, since it is larger than the sum of its proper divisors (631296861478).

1122121020122 is a wasteful number, since it uses less digits than its factorization.

1122121020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166043501.

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

Adding to 1122121020122 its reverse (2210201212211), we get a palindrome (3332322232333).

The spelling of 1122121020122 in words is "one trillion, one hundred twenty-two billion, one hundred twenty-one million, twenty thousand, one hundred twenty-two".