10111770369801 has 27 divisors (see below), whose sum is σ = 15515848826023. Its totient is φ = 6344538475200.

The previous prime is 10111770369773. The next prime is 10111770369821. The reversal of 10111770369801 is 10896307711101.

It is a happy number.

The square root of 10111770369801 is 3179901.

It is a perfect power (a square), and thus also a powerful number.

10111770369801 is a `hidden beast` number, since 101 + 117 + 70 + 369 + 8 + 0 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7872485582025 + 2239284787776 = 2805795^2 + 1496424^2 .

It is not a de Polignac number, because 10111770369801 - 2¹¹ = 10111770367753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10111770369821) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 162143776 + ... + 162206126.

Almost surely, 2^{10111770369801} is an apocalyptic number.

10111770369801 is the 3179901-st square number.

10111770369801 is the 1589951-st centered octagonal number.

It is an amenable number.

10111770369801 is a deficient number, since it is larger than the sum of its proper divisors (5404078456222).

10111770369801 is an frugal number, since it uses more digits than its factorization.

10111770369801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124742 (or 62371 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 45.

The spelling of 10111770369801 in words is "ten trillion, one hundred eleven billion, seven hundred seventy million, three hundred sixty-nine thousand, eight hundred one".