222120201210002 has 16 divisors (see below), whose sum is σ = 334181100337560. Its totient is φ = 110726982137088.

The previous prime is 222120201209969. The next prime is 222120201210043. The reversal of 222120201210002 is 200012102021222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 133444060136401 + 88676141073601 = 11551799^2 + 9416801^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119335703 + ... + 121182714.

Almost surely, 2^{222120201210002} is an apocalyptic number.

222120201210002 is a deficient number, since it is larger than the sum of its proper divisors (112060899127558).

222120201210002 is a wasteful number, since it uses less digits than its factorization.

222120201210002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240519805.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222120201210002 its reverse (200012102021222), we get a palindrome (422132303231224).

The spelling of 222120201210002 in words is "two hundred twenty-two trillion, one hundred twenty billion, two hundred one million, two hundred ten thousand, two".