11231001212133 has 8 divisors (see below), whose sum is σ = 14999920676928. Its totient is φ = 7474707944384.

The previous prime is 11231001212087. The next prime is 11231001212141. The reversal of 11231001212133 is 33121210013211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11231001212133 - 2⁸ = 11231001211877 is a prime.

It is a super-3 number, since 3×11231001212133³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11231001212033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3156547185 + ... + 3156550742.

It is an arithmetic number, because the mean of its divisors is an integer number (1874990084616).

Almost surely, 2^{11231001212133} is an apocalyptic number.

It is an amenable number.

11231001212133 is a deficient number, since it is larger than the sum of its proper divisors (3768919464795).

11231001212133 is an equidigital number, since it uses as much as digits as its factorization.

11231001212133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6313098523.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 11231001212133 its reverse (33121210013211), we get a palindrome (44352211225344).

The spelling of 11231001212133 in words is "eleven trillion, two hundred thirty-one billion, one million, two hundred twelve thousand, one hundred thirty-three".