10101220312011 has 16 divisors (see below), whose sum is σ = 13484845509408. Its totient is φ = 6725876083200.

The previous prime is 10101220311971. The next prime is 10101220312033. The reversal of 10101220312011 is 11021302210101.

It is not a de Polignac number, because 10101220312011 - 2¹⁷ = 10101220180939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10101220312111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7326291 + ... + 8595171.

It is an arithmetic number, because the mean of its divisors is an integer number (842802844338).

Almost surely, 2^{10101220312011} is an apocalyptic number.

10101220312011 is a deficient number, since it is larger than the sum of its proper divisors (3383625197397).

10101220312011 is a wasteful number, since it uses less digits than its factorization.

10101220312011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272142.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 10101220312011 its reverse (11021302210101), we get a palindrome (21122522522112).

The spelling of 10101220312011 in words is "ten trillion, one hundred one billion, two hundred twenty million, three hundred twelve thousand, eleven".