109547987201 has 4 divisors (see below), whose sum is σ = 109550534400. Its totient is φ = 109545440004.

The previous prime is 109547987077. The next prime is 109547987231. The reversal of 109547987201 is 102789745901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 109547987201 - 2¹⁴ = 109547970817 is a prime.

It is a super-2 number, since 2×109547987201² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109547987231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1207961 + ... + 1295478.

It is an arithmetic number, because the mean of its divisors is an integer number (27387633600).

Almost surely, 2^109547987201 is an apocalyptic number.

It is an amenable number.

109547987201 is a deficient number, since it is larger than the sum of its proper divisors (2547199).

109547987201 is an equidigital number, since it uses as much as digits as its factorization.

109547987201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2547198.

The product of its (nonzero) digits is 1270080, while the sum is 53.

The spelling of 109547987201 in words is "one hundred nine billion, five hundred forty-seven million, nine hundred eighty-seven thousand, two hundred one".