21100233010010 has 128 divisors (see below), whose sum is σ = 47686222209024. Its totient is φ = 6530379356160.

The previous prime is 21100233010009. The next prime is 21100233010049. The reversal of 21100233010010 is 1001033200112.

It is a Harshad number since it is a multiple of its sum of digits (14).

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 63 ways as a sum of consecutive naturals, for example, 138361322 + ... + 138513738.

It is an arithmetic number, because the mean of its divisors is an integer number (372548611008).

Almost surely, 2^{21100233010010} is an apocalyptic number.

21100233010010 is an abundant number, since it is smaller than the sum of its proper divisors (26585989199014).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21100233010010 is a wasteful number, since it uses less digits than its factorization.

21100233010010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153708.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 21100233010010 its reverse (1001033200112), we get a palindrome (22101266210122).

The spelling of 21100233010010 in words is "twenty-one trillion, one hundred billion, two hundred thirty-three million, ten thousand, ten".