1202212202022 has 48 divisors (see below), whose sum is σ = 2805246138240. Its totient is φ = 369900326016.

The previous prime is 1202212202021. The next prime is 1202212202039. The reversal of 1202212202022 is 2202022122021.

1202212202022 is a `hidden beast` number, since 1 + 20 + 221 + 220 + 202 + 2 = 666.

It is a super-2 number, since 2×1202212202022² (a number of 25 digits) contains 22 as substring.

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 = 1202212201986 and 1202212202004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202212202021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11291098 + ... + 11397074.

It is an arithmetic number, because the mean of its divisors is an integer number (58442627880).

Almost surely, 2^{1202212202022} is an apocalyptic number.

1202212202022 is an abundant number, since it is smaller than the sum of its proper divisors (1603033936218).

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

1202212202022 is a wasteful number, since it uses less digits than its factorization.

1202212202022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154477 (or 154474 counting only the distinct ones).

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

Adding to 1202212202022 its reverse (2202022122021), we get a palindrome (3404234324043).

The spelling of 1202212202022 in words is "one trillion, two hundred two billion, two hundred twelve million, two hundred two thousand, twenty-two".