222120100002 has 32 divisors (see below), whose sum is σ = 456516954432. Its totient is φ = 71996278464.

The previous prime is 222120099983. The next prime is 222120100021. The reversal of 222120100002 is 200001021222.

222120100002 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (222120099983) and next prime (222120100021).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80353 + ... + 671339.

It is an arithmetic number, because the mean of its divisors is an integer number (14266154826).

Almost surely, 2^222120100002 is an apocalyptic number.

222120100002 is an abundant number, since it is smaller than the sum of its proper divisors (234396854430).

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

222120100002 is a wasteful number, since it uses less digits than its factorization.

222120100002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592722.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 222120100002 its reverse (200001021222), we get a palindrome (422121121224).

The spelling of 222120100002 in words is "two hundred twenty-two billion, one hundred twenty million, one hundred thousand, two".