1202212022022 has 96 divisors (see below), whose sum is σ = 3046678911360. Its totient is φ = 348467161680.

The previous prime is 1202212022009. The next prime is 1202212022051. The reversal of 1202212022022 is 2202202122021.

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 = 1202212021986 and 1202212022004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1598748 + ... + 2227199.

It is an arithmetic number, because the mean of its divisors is an integer number (31736238660).

Almost surely, 2^{1202212022022} is an apocalyptic number.

1202212022022 is an abundant number, since it is smaller than the sum of its proper divisors (1844466889338).

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

1202212022022 is a wasteful number, since it uses less digits than its factorization.

1202212022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3826015 (or 3825986 counting only the distinct ones).

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

Adding to 1202212022022 its reverse (2202202122021), we get a palindrome (3404414144043).

Subtracting 1202212022022 from its reverse (2202202122021), we obtain a palindrome (999990099999).

The spelling of 1202212022022 in words is "one trillion, two hundred two billion, two hundred twelve million, twenty-two thousand, twenty-two".