111106550149 has 4 divisors (see below), whose sum is σ = 126978914464. Its totient is φ = 95234185836.

The previous prime is 111106550147. The next prime is 111106550183. The reversal of 111106550149 is 941055601111.

It is a happy number.

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 111106550149 - 2¹ = 111106550147 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111106550143) 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, 7936182147 + ... + 7936182160.

It is an arithmetic number, because the mean of its divisors is an integer number (31744728616).

Almost surely, 2^111106550149 is an apocalyptic number.

It is an amenable number.

111106550149 is a deficient number, since it is larger than the sum of its proper divisors (15872364315).

111106550149 is an equidigital number, since it uses as much as digits as its factorization.

111106550149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15872364314.

The product of its (nonzero) digits is 5400, while the sum is 34.

The spelling of 111106550149 in words is "one hundred eleven billion, one hundred six million, five hundred fifty thousand, one hundred forty-nine".