10211612344651 has 4 divisors (see below), whose sum is σ = 10355437870704. Its totient is φ = 10067786818600.

The previous prime is 10211612344631. The next prime is 10211612344667. The reversal of 10211612344651 is 15644321611201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10211612344651 - 2¹⁵ = 10211612311883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10211612344651.

It is not an unprimeable number, because it can be changed into a prime (10211612344601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71912762920 + ... + 71912763061.

It is an arithmetic number, because the mean of its divisors is an integer number (2588859467676).

Almost surely, 2^{10211612344651} is an apocalyptic number.

10211612344651 is a deficient number, since it is larger than the sum of its proper divisors (143825526053).

10211612344651 is an equidigital number, since it uses as much as digits as its factorization.

10211612344651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143825526052.

The product of its (nonzero) digits is 34560, while the sum is 37.

Adding to 10211612344651 its reverse (15644321611201), we get a palindrome (25855933955852).

The spelling of 10211612344651 in words is "ten trillion, two hundred eleven billion, six hundred twelve million, three hundred forty-four thousand, six hundred fifty-one".