222120101002 has 4 divisors (see below), whose sum is σ = 333180151506. Its totient is φ = 111060050500.

The previous prime is 222120100997. The next prime is 222120101003. The reversal of 222120101002 is 200101021222.

It is a happy number.

222120101002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 217500044161 + 4620056841 = 466369^2 + 67971^2 .

It is not an unprimeable number, because it can be changed into a prime (222120101003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55530025249 + ... + 55530025252.

Almost surely, 2^222120101002 is an apocalyptic number.

222120101002 is a deficient number, since it is larger than the sum of its proper divisors (111060050504).

222120101002 is a wasteful number, since it uses less digits than its factorization.

222120101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111060050503.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 222120101002 its reverse (200101021222), we get a palindrome (422221122224).

The spelling of 222120101002 in words is "two hundred twenty-two billion, one hundred twenty million, one hundred one thousand, two".