1202121111022 has 16 divisors (see below), whose sum is σ = 1943835721632. Its totient is φ = 554268621600.

The previous prime is 1202121111013. The next prime is 1202121111047. The reversal of 1202121111022 is 2201111212021.

It is a junction number, because it is equal to n+sod(n) for n = 1202121110987 and 1202121111005.

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, 23161354 + ... + 23213197.

It is an arithmetic number, because the mean of its divisors is an integer number (121489732602).

Almost surely, 2^{1202121111022} is an apocalyptic number.

1202121111022 is a deficient number, since it is larger than the sum of its proper divisors (741714610610).

1202121111022 is a wasteful number, since it uses less digits than its factorization.

1202121111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46375563.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1202121111022 its reverse (2201111212021), we get a palindrome (3403232323043).

The spelling of 1202121111022 in words is "one trillion, two hundred two billion, one hundred twenty-one million, one hundred eleven thousand, twenty-two".