111210101222002 has 4 divisors (see below), whose sum is σ = 166815151833006. Its totient is φ = 55605050611000.

The previous prime is 111210101221987. The next prime is 111210101222083. The reversal of 111210101222002 is 200222101012111.

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., 98601146495721 + 12608954726281 = 9929811^2 + 3550909^2 .

It is a super-2 number, since 2×111210101222002² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27802525305499 + ... + 27802525305502.

Almost surely, 2^{111210101222002} is an apocalyptic number.

111210101222002 is a deficient number, since it is larger than the sum of its proper divisors (55605050611004).

111210101222002 is an equidigital number, since it uses as much as digits as its factorization.

111210101222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55605050611003.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111210101222002 its reverse (200222101012111), we get a palindrome (311432202234113).

The spelling of 111210101222002 in words is "one hundred eleven trillion, two hundred ten billion, one hundred one million, two hundred twenty-two thousand, two".