156011011106 has 4 divisors (see below), whose sum is σ = 234016516662. Its totient is φ = 78005505552.

The previous prime is 156011011067. The next prime is 156011011129. The reversal of 156011011106 is 601110110651.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 146222876881 + 9788134225 = 382391^2 + 98935^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39002752775 + ... + 39002752778.

Almost surely, 2^156011011106 is an apocalyptic number.

156011011106 is a deficient number, since it is larger than the sum of its proper divisors (78005505556).

156011011106 is an equidigital number, since it uses as much as digits as its factorization.

156011011106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78005505555.

The product of its (nonzero) digits is 180, while the sum is 23.

Adding to 156011011106 its reverse (601110110651), we get a palindrome (757121121757).

The spelling of 156011011106 in words is "one hundred fifty-six billion, eleven million, eleven thousand, one hundred six".