10211201111002 has 16 divisors (see below), whose sum is σ = 16062021593640. Its totient is φ = 4862017343232.

The previous prime is 10211201110991. The next prime is 10211201111063. The reversal of 10211201111002 is 20011110211201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 10190849520721 + 20351590281 = 3192311^2 + 142659^2 .

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 in 7 ways as a sum of consecutive naturals, for example, 1205853243 + ... + 1205861710.

Almost surely, 2^{10211201111002} is an apocalyptic number.

10211201111002 is a deficient number, since it is larger than the sum of its proper divisors (5850820482638).

10211201111002 is a wasteful number, since it uses less digits than its factorization.

10211201111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411715057.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10211201111002 its reverse (20011110211201), we get a palindrome (30222311322203).

The spelling of 10211201111002 in words is "ten trillion, two hundred eleven billion, two hundred one million, one hundred eleven thousand, two".