21122100110102 has 8 divisors (see below), whose sum is σ = 31702939770312. Its totient is φ = 10554453520000.

The previous prime is 21122100110099. The next prime is 21122100110117. The reversal of 21122100110102 is 20101100122112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×21122100110102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 3298263524 + ... + 3298269927.

It is an arithmetic number, because the mean of its divisors is an integer number (3962867471289).

Almost surely, 2^{21122100110102} is an apocalyptic number.

21122100110102 is a deficient number, since it is larger than the sum of its proper divisors (10580839660210).

21122100110102 is a wasteful number, since it uses less digits than its factorization.

21122100110102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6596535054.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 21122100110102 its reverse (20101100122112), we get a palindrome (41223200232214).

The spelling of 21122100110102 in words is "twenty-one trillion, one hundred twenty-two billion, one hundred million, one hundred ten thousand, one hundred two".