111002120020201 has 16 divisors (see below), whose sum is σ = 113715532972800. Its totient is φ = 108319853370960.

The previous prime is 111002120020177. The next prime is 111002120020283. The reversal of 111002120020201 is 102020021200111.

It is a cyclic number.

It is not a de Polignac number, because 111002120020201 - 2³⁷ = 110864681066729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111002120020601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229876546 + ... + 230358916.

It is an arithmetic number, because the mean of its divisors is an integer number (7107220810800).

Almost surely, 2^{111002120020201} is an apocalyptic number.

It is an amenable number.

111002120020201 is a deficient number, since it is larger than the sum of its proper divisors (2713412952599).

111002120020201 is a wasteful number, since it uses less digits than its factorization.

111002120020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514644.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111002120020201 its reverse (102020021200111), we get a palindrome (213022141220312).

The spelling of 111002120020201 in words is "one hundred eleven trillion, two billion, one hundred twenty million, twenty thousand, two hundred one".