222220011020102 has 4 divisors (see below), whose sum is σ = 333330016530156. Its totient is φ = 111110005510050.

The previous prime is 222220011020071. The next prime is 222220011020123. The reversal of 222220011020102 is 201020110022222.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555002755024 + ... + 55555002755027.

It is an arithmetic number, because the mean of its divisors is an integer number (83332504132539).

Almost surely, 2^{222220011020102} is an apocalyptic number.

222220011020102 is a deficient number, since it is larger than the sum of its proper divisors (111110005510054).

222220011020102 is a wasteful number, since it uses less digits than its factorization.

222220011020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111110005510053.

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

Adding to 222220011020102 its reverse (201020110022222), we get a palindrome (423240121042324).

The spelling of 222220011020102 in words is "two hundred twenty-two trillion, two hundred twenty billion, eleven million, twenty thousand, one hundred two".