133641321011 has 16 divisors (see below), whose sum is σ = 146795286528. Its totient is φ = 120655248000.

The previous prime is 133641320983. The next prime is 133641321013. The reversal of 133641321011 is 110123146331.

It is a cyclic number.

It is not a de Polignac number, because 133641321011 - 2¹⁴ = 133641304627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133641321013) 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, 7992686 + ... + 8009388.

It is an arithmetic number, because the mean of its divisors is an integer number (9174705408).

Almost surely, 2^133641321011 is an apocalyptic number.

133641321011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133641321011 is a deficient number, since it is larger than the sum of its proper divisors (13153965517).

133641321011 is a wasteful number, since it uses less digits than its factorization.

133641321011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21682.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 133641321011 its reverse (110123146331), we get a palindrome (243764467342).

The spelling of 133641321011 in words is "one hundred thirty-three billion, six hundred forty-one million, three hundred twenty-one thousand, eleven".