222111212011202 has 8 divisors (see below), whose sum is σ = 336465499383612. Its totient is φ = 109956045550000.

The previous prime is 222111212011163. The next prime is 222111212011237. The reversal of 222111212011202 is 202110212111222.

It can be written as a sum of positive squares in 2 ways, for example, as 151200985697161 + 70910226314041 = 12296381^2 + 8420821^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×222111212011202³ (a number of 44 digits) contains 333 as substring.

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, 549780227549 + ... + 549780227952.

Almost surely, 2^{222111212011202} is an apocalyptic number.

222111212011202 is a deficient number, since it is larger than the sum of its proper divisors (114354287372410).

222111212011202 is a wasteful number, since it uses less digits than its factorization.

222111212011202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099560455604.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 222111212011202 its reverse (202110212111222), we get a palindrome (424221424122424).

The spelling of 222111212011202 in words is "two hundred twenty-two trillion, one hundred eleven billion, two hundred twelve million, eleven thousand, two hundred two".