1202222356 has 12 divisors (see below), whose sum is σ = 2112077268. Its totient is φ = 598771712.

The previous prime is 1202222297. The next prime is 1202222363. The reversal of 1202222356 is 6532222021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 592922500 + 609299856 = 24350^2 + 24684^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1202222356.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 583711 + ... + 585766.

It is an arithmetic number, because the mean of its divisors is an integer number (176006439).

Almost surely, 2^1202222356 is an apocalyptic number.

It is an amenable number.

1202222356 is a deficient number, since it is larger than the sum of its proper divisors (909854912).

1202222356 is a wasteful number, since it uses less digits than its factorization.

1202222356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169738 (or 1169736 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1202222356 is about 34673.0782596527. The cubic root of 1202222356 is about 1063.3141662038.

Adding to 1202222356 its reverse (6532222021), we get a palindrome (7734444377).

The spelling of 1202222356 in words is "one billion, two hundred two million, two hundred twenty-two thousand, three hundred fifty-six".