155034225111 has 16 divisors (see below), whose sum is σ = 207489291264. Its totient is φ = 102967819584.

The previous prime is 155034225089. The next prime is 155034225139. The reversal of 155034225111 is 111522430551.

It is not a de Polignac number, because 155034225111 - 2¹⁰ = 155034224087 is a prime.

It is a super-2 number, since 2×155034225111² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155034225161) 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, 4300915 + ... + 4336811.

It is an arithmetic number, because the mean of its divisors is an integer number (12968080704).

Almost surely, 2^155034225111 is an apocalyptic number.

155034225111 is a deficient number, since it is larger than the sum of its proper divisors (52455066153).

155034225111 is a wasteful number, since it uses less digits than its factorization.

155034225111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41270.

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 155034225111 its reverse (111522430551), we get a palindrome (266556655662).

The spelling of 155034225111 in words is "one hundred fifty-five billion, thirty-four million, two hundred twenty-five thousand, one hundred eleven".