133231012030011 has 32 divisors (see below), whose sum is σ = 214527174082560. Its totient is φ = 71900123147424.

The previous prime is 133231012030007. The next prime is 133231012030073. The reversal of 133231012030011 is 110030210132331.

It is a happy number.

It is not a de Polignac number, because 133231012030011 - 2² = 133231012030007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 133231012030011.

It is not an unprimeable number, because it can be changed into a prime (133231012030411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1745788455 + ... + 1745864768.

It is an arithmetic number, because the mean of its divisors is an integer number (6703974190080).

Almost surely, 2^{133231012030011} is an apocalyptic number.

133231012030011 is a deficient number, since it is larger than the sum of its proper divisors (81296162052549).

133231012030011 is a wasteful number, since it uses less digits than its factorization.

133231012030011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3491653335.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 133231012030011 its reverse (110030210132331), we get a palindrome (243261222162342).

The spelling of 133231012030011 in words is "one hundred thirty-three trillion, two hundred thirty-one billion, twelve million, thirty thousand, eleven".