105211027156 has 24 divisors (see below), whose sum is σ = 184631106240. Its totient is φ = 52459449792.

The previous prime is 105211027153. The next prime is 105211027211. The reversal of 105211027156 is 651720112501.

It is a super-2 number, since 2×105211027156² (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 (105211027153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2609680 + ... + 2649688.

It is an arithmetic number, because the mean of its divisors is an integer number (7692962760).

Almost surely, 2^105211027156 is an apocalyptic number.

It is an amenable number.

105211027156 is a deficient number, since it is larger than the sum of its proper divisors (79420079084).

105211027156 is a wasteful number, since it uses less digits than its factorization.

105211027156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41823 (or 41821 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 31.

Adding to 105211027156 its reverse (651720112501), we get a palindrome (756931139657).

The spelling of 105211027156 in words is "one hundred five billion, two hundred eleven million, twenty-seven thousand, one hundred fifty-six".