201111046045 has 64 divisors (see below), whose sum is σ = 298377805824. Its totient is φ = 126718629120.

The previous prime is 201111045991. The next prime is 201111046057. The reversal of 201111046045 is 540640111102.

It is not a de Polignac number, because 201111046045 - 2⁹ = 201111045533 is a prime.

It is a super-2 number, since 2×201111046045² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 141328204 + ... + 141329626.

It is an arithmetic number, because the mean of its divisors is an integer number (4662153216).

Almost surely, 2^201111046045 is an apocalyptic number.

It is an amenable number.

201111046045 is a deficient number, since it is larger than the sum of its proper divisors (97266759779).

201111046045 is a wasteful number, since it uses less digits than its factorization.

201111046045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2642.

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 201111046045 its reverse (540640111102), we get a palindrome (741751157147).

The spelling of 201111046045 in words is "two hundred one billion, one hundred eleven million, forty-six thousand, forty-five".