106610221351 has 4 divisors (see below), whose sum is σ = 106651370304. Its totient is φ = 106569072400.

The previous prime is 106610221337. The next prime is 106610221373. The reversal of 106610221351 is 153122016601.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106610221351 is a prime.

It is a super-2 number, since 2×106610221351² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106610221331) 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, 20570590 + ... + 20575771.

It is an arithmetic number, because the mean of its divisors is an integer number (26662842576).

Almost surely, 2^106610221351 is an apocalyptic number.

106610221351 is a deficient number, since it is larger than the sum of its proper divisors (41148953).

106610221351 is an equidigital number, since it uses as much as digits as its factorization.

106610221351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41148952.

The product of its (nonzero) digits is 2160, while the sum is 28.

Adding to 106610221351 its reverse (153122016601), we get a palindrome (259732237952).

The spelling of 106610221351 in words is "one hundred six billion, six hundred ten million, two hundred twenty-one thousand, three hundred fifty-one".