1202022221022 has 48 divisors (see below), whose sum is σ = 3012296676480. Its totient is φ = 339297147216.

The previous prime is 1202022221021. The next prime is 1202022221051. The reversal of 1202022221022 is 2201222202021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1202022220986 and 1202022221004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202022221021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57458572 + ... + 57479487.

It is an arithmetic number, because the mean of its divisors is an integer number (62756180760).

Almost surely, 2^{1202022221022} is an apocalyptic number.

1202022221022 is an abundant number, since it is smaller than the sum of its proper divisors (1810274455458).

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

1202022221022 is a wasteful number, since it uses less digits than its factorization.

1202022221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114938157 (or 114938154 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 1202022221022 its reverse (2201222202021), we get a palindrome (3403244423043).

The spelling of 1202022221022 in words is "one trillion, two hundred two billion, twenty-two million, two hundred twenty-one thousand, twenty-two".