222222121220202 has 8 divisors (see below), whose sum is σ = 444444242440416. Its totient is φ = 74074040406732.

The previous prime is 222222121220201. The next prime is 222222121220233. The reversal of 222222121220202 is 202022121222222.

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

222222121220202 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (222222121220201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18518510101678 + ... + 18518510101689.

It is an arithmetic number, because the mean of its divisors is an integer number (55555530305052).

Almost surely, 2^{222222121220202} is an apocalyptic number.

222222121220202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

222222121220202 is a wasteful number, since it uses less digits than its factorization.

222222121220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37037020203372.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 222222121220202 its reverse (202022121222222), we get a palindrome (424244242442424).

The spelling of 222222121220202 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, one hundred twenty-one million, two hundred twenty thousand, two hundred two".