110156114521 has 2 divisors, whose sum is σ = 110156114522. Its totient is φ = 110156114520.

The previous prime is 110156114513. The next prime is 110156114527. The reversal of 110156114521 is 125411651011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109716625225 + 439489296 = 331235^2 + 20964^2 .

It is an emirp because it is prime and its reverse (125411651011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110156114521 - 2³ = 110156114513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110156114521.

It is not a weakly prime, because it can be changed into another prime (110156114527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55078057260 + 55078057261.

It is an arithmetic number, because the mean of its divisors is an integer number (55078057261).

Almost surely, 2^110156114521 is an apocalyptic number.

It is an amenable number.

110156114521 is a deficient number, since it is larger than the sum of its proper divisors (1).

110156114521 is an equidigital number, since it uses as much as digits as its factorization.

110156114521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 28.

Adding to 110156114521 its reverse (125411651011), we get a palindrome (235567765532).

The spelling of 110156114521 in words is "one hundred ten billion, one hundred fifty-six million, one hundred fourteen thousand, five hundred twenty-one".