21112201002010 has 64 divisors (see below), whose sum is σ = 40379816062080. Its totient is φ = 7925082197760.

The previous prime is 21112201002007. The next prime is 21112201002019. The reversal of 21112201002010 is 1020010221112.

It is a super-2 number, since 2×21112201002010² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21112201002019) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 13102312 + ... + 14625148.

It is an arithmetic number, because the mean of its divisors is an integer number (630934625970).

Almost surely, 2^{21112201002010} is an apocalyptic number.

21112201002010 is a deficient number, since it is larger than the sum of its proper divisors (19267615060070).

21112201002010 is a wasteful number, since it uses less digits than its factorization.

21112201002010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523551.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 21112201002010 its reverse (1020010221112), we get a palindrome (22132211223122).

The spelling of 21112201002010 in words is "twenty-one trillion, one hundred twelve billion, two hundred one million, two thousand, ten".