221001000110102 has 16 divisors (see below), whose sum is σ = 352765415498400. Its totient is φ = 103477855206528.

The previous prime is 221001000110089. The next prime is 221001000110123. The reversal of 221001000110102 is 201011000100122.

It is a super-2 number, since 2×221001000110102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 16331725433 + ... + 16331738964.

It is an arithmetic number, because the mean of its divisors is an integer number (22047838468650).

Almost surely, 2^{221001000110102} is an apocalyptic number.

221001000110102 is a deficient number, since it is larger than the sum of its proper divisors (131764415388298).

221001000110102 is a wasteful number, since it uses less digits than its factorization.

221001000110102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32663464615.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 221001000110102 its reverse (201011000100122), we get a palindrome (422012000210224).

The spelling of 221001000110102 in words is "two hundred twenty-one trillion, one billion, one hundred ten thousand, one hundred two".