1020111201122 has 32 divisors (see below), whose sum is σ = 1677445882560. Its totient is φ = 462386514240.

The previous prime is 1020111201113. The next prime is 1020111201133. The reversal of 1020111201122 is 2211021110201.

It is a junction number, because it is equal to n+sod(n) for n = 1020111201097 and 1020111201106.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1240553 + ... + 1891875.

It is an arithmetic number, because the mean of its divisors is an integer number (52420183830).

Almost surely, 2^{1020111201122} is an apocalyptic number.

1020111201122 is a deficient number, since it is larger than the sum of its proper divisors (657334681438).

1020111201122 is a wasteful number, since it uses less digits than its factorization.

1020111201122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652418.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1020111201122 its reverse (2211021110201), we get a palindrome (3231132311323).

The spelling of 1020111201122 in words is "one trillion, twenty billion, one hundred eleven million, two hundred one thousand, one hundred twenty-two".