133565226111116 has 24 divisors (see below), whose sum is σ = 235008593656704. Its totient is φ = 66420478154880.

The previous prime is 133565226111101. The next prime is 133565226111127. The reversal of 133565226111116 is 611111622565331.

It is a happy number.

It is a super-2 number, since 2×133565226111116² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69617585 + ... + 71510408.

It is an arithmetic number, because the mean of its divisors is an integer number (9792024735696).

Almost surely, 2^{133565226111116} is an apocalyptic number.

It is an amenable number.

133565226111116 is a deficient number, since it is larger than the sum of its proper divisors (101443367545588).

133565226111116 is a wasteful number, since it uses less digits than its factorization.

133565226111116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141129281 (or 141129279 counting only the distinct ones).

The product of its digits is 194400, while the sum is 44.

Adding to 133565226111116 its reverse (611111622565331), we get a palindrome (744676848676447).

The spelling of 133565226111116 in words is "one hundred thirty-three trillion, five hundred sixty-five billion, two hundred twenty-six million, one hundred eleven thousand, one hundred sixteen".