1111010100201 has 12 divisors (see below), whose sum is σ = 1604804577012. Its totient is φ = 740667764736.

The previous prime is 1111010100199. The next prime is 1111010100209. The reversal of 1111010100201 is 1020010101111.

It can be written as a sum of positive squares in 2 ways, for example, as 600284048400 + 510726051801 = 774780^2 + 714651^2 .

It is not a de Polignac number, because 1111010100201 - 2¹ = 1111010100199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1111010100209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1031545 + ... + 1812761.

It is an arithmetic number, because the mean of its divisors is an integer number (133733714751).

Almost surely, 2^{1111010100201} is an apocalyptic number.

It is an amenable number.

1111010100201 is a deficient number, since it is larger than the sum of its proper divisors (493794476811).

1111010100201 is a wasteful number, since it uses less digits than its factorization.

1111010100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939240 (or 939237 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1111010100201 its reverse (1020010101111), we get a palindrome (2131020201312).

The spelling of 1111010100201 in words is "one trillion, one hundred eleven billion, ten million, one hundred thousand, two hundred one".