221110101002 has 32 divisors (see below), whose sum is σ = 384944448000. Its totient is φ = 93293710848.

The previous prime is 221110100983. The next prime is 221110101007. The reversal of 221110101002 is 200101011122.

221110101002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×221110101002² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (221110101007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99578 + ... + 672410.

It is an arithmetic number, because the mean of its divisors is an integer number (12029514000).

Almost surely, 2^221110101002 is an apocalyptic number.

221110101002 is a deficient number, since it is larger than the sum of its proper divisors (163834346998).

221110101002 is a wasteful number, since it uses less digits than its factorization.

221110101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573270.

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

Adding to 221110101002 its reverse (200101011122), we get a palindrome (421211112124).

The spelling of 221110101002 in words is "two hundred twenty-one billion, one hundred ten million, one hundred one thousand, two".