12021101101010 has 64 divisors (see below), whose sum is σ = 22018242355200. Its totient is φ = 4724738242560.

The previous prime is 12021101100991. The next prime is 12021101101021. The reversal of 12021101101010 is 1010110112021.

It is a junction number, because it is equal to n+sod(n) for n = 12021101100982 and 12021101101000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106514591 + ... + 106627389.

It is an arithmetic number, because the mean of its divisors is an integer number (344035036800).

Almost surely, 2^{12021101101010} is an apocalyptic number.

12021101101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12021101101010 is a deficient number, since it is larger than the sum of its proper divisors (9997141254190).

12021101101010 is a wasteful number, since it uses less digits than its factorization.

12021101101010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113691.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 12021101101010 its reverse (1010110112021), we get a palindrome (13031211213031).

The spelling of 12021101101010 in words is "twelve trillion, twenty-one billion, one hundred one million, one hundred one thousand, ten".