222321021202 has 12 divisors (see below), whose sum is σ = 387927496350. Its totient is φ = 95280437616.

The previous prime is 222321021191. The next prime is 222321021281. The reversal of 222321021202 is 202120123222.

It can be written as a sum of positive squares in only one way, i.e., 220204009081 + 2117012121 = 469259^2 + 46011^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 222321021202.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1134290827 + ... + 1134291022.

Almost surely, 2^222321021202 is an apocalyptic number.

222321021202 is a deficient number, since it is larger than the sum of its proper divisors (165606475148).

222321021202 is a wasteful number, since it uses less digits than its factorization.

222321021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2268581865 (or 2268581858 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 222321021202 its reverse (202120123222), we get a palindrome (424441144424).

The spelling of 222321021202 in words is "two hundred twenty-two billion, three hundred twenty-one million, twenty-one thousand, two hundred two".