133244261015331 has 32 divisors (see below), whose sum is σ = 187322185433088. Its totient is φ = 84080459152800.

The previous prime is 133244261015317. The next prime is 133244261015353. The reversal of 133244261015331 is 133510162442331.

It is not a de Polignac number, because 133244261015331 - 2⁹ = 133244261014819 is a prime.

It is a super-2 number, since 2×133244261015331² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 133244261015331.

It is not an unprimeable number, because it can be changed into a prime (133244261011331) 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, 3252595 + ... + 16645356.

It is an arithmetic number, because the mean of its divisors is an integer number (5853818294784).

Almost surely, 2^{133244261015331} is an apocalyptic number.

133244261015331 is a deficient number, since it is larger than the sum of its proper divisors (54077924417757).

133244261015331 is a wasteful number, since it uses less digits than its factorization.

133244261015331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19898991.

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 133244261015331 in words is "one hundred thirty-three trillion, two hundred forty-four billion, two hundred sixty-one million, fifteen thousand, three hundred thirty-one".