42201145611 has 16 divisors (see below), whose sum is σ = 64209952800. Its totient is φ = 27373715424.

The previous prime is 42201145603. The next prime is 42201145619. The reversal of 42201145611 is 11654110224.

42201145611 is a `hidden beast` number, since 4 + 2 + 2 + 0 + 1 + 1 + 45 + 611 = 666.

It is an interprime number because it is at equal distance from previous prime (42201145603) and next prime (42201145619).

It is not a de Polignac number, because 42201145611 - 2³ = 42201145603 is a prime.

It is a super-3 number, since 3×42201145611³ (a number of 33 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (42201145619) 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, 21120696 + ... + 21122693.

It is an arithmetic number, because the mean of its divisors is an integer number (4013122050).

Almost surely, 2^42201145611 is an apocalyptic number.

42201145611 is a deficient number, since it is larger than the sum of its proper divisors (22008807189).

42201145611 is a wasteful number, since it uses less digits than its factorization.

42201145611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42243435 (or 42243429 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 42201145611 its reverse (11654110224), we get a palindrome (53855255835).

The spelling of 42201145611 in words is "forty-two billion, two hundred one million, one hundred forty-five thousand, six hundred eleven".