133323131101 has 16 divisors (see below), whose sum is σ = 136944632880. Its totient is φ = 129763955200.

The previous prime is 133323131099. The next prime is 133323131107. The reversal of 133323131101 is 101131323331.

It can be written as a sum of positive squares in 8 ways, for example, as 37675198201 + 95647932900 = 194101^2 + 309270^2 .

It is a cyclic number.

It is not a de Polignac number, because 133323131101 - 2¹ = 133323131099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133323131107) 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, 1512231 + ... + 1597963.

It is an arithmetic number, because the mean of its divisors is an integer number (8559039555).

Almost surely, 2^133323131101 is an apocalyptic number.

It is an amenable number.

133323131101 is a deficient number, since it is larger than the sum of its proper divisors (3621501779).

133323131101 is a wasteful number, since it uses less digits than its factorization.

133323131101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86096.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 133323131101 its reverse (101131323331), we get a palindrome (234454454432).

The spelling of 133323131101 in words is "one hundred thirty-three billion, three hundred twenty-three million, one hundred thirty-one thousand, one hundred one".