106111270721381 has 4 divisors (see below), whose sum is σ = 106111291759200. Its totient is φ = 106111249683564.

The previous prime is 106111270721347. The next prime is 106111270721437. The reversal of 106111270721381 is 183127072111601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 106111270721381 - 2²⁶ = 106111203612517 is a prime.

It is a super-2 number, since 2×106111270721381² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106111270741381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2064710 + ... + 14713448.

It is an arithmetic number, because the mean of its divisors is an integer number (26527822939800).

Almost surely, 2^{106111270721381} is an apocalyptic number.

It is an amenable number.

106111270721381 is a deficient number, since it is larger than the sum of its proper divisors (21037819).

106111270721381 is an equidigital number, since it uses as much as digits as its factorization.

106111270721381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21037818.

The product of its (nonzero) digits is 28224, while the sum is 41.

The spelling of 106111270721381 in words is "one hundred six trillion, one hundred eleven billion, two hundred seventy million, seven hundred twenty-one thousand, three hundred eighty-one".