20133212031242 has 8 divisors (see below), whose sum is σ = 30241820577600. Its totient is φ = 10052605172044.

The previous prime is 20133212031211. The next prime is 20133212031269. The reversal of 20133212031242 is 24213021233102.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7000419992 + ... + 7000422867.

It is an arithmetic number, because the mean of its divisors is an integer number (3780227572200).

Almost surely, 2^{20133212031242} is an apocalyptic number.

20133212031242 is a deficient number, since it is larger than the sum of its proper divisors (10108608546358).

20133212031242 is a wasteful number, since it uses less digits than its factorization.

20133212031242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14000843580.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 20133212031242 its reverse (24213021233102), we get a palindrome (44346233264344).

The spelling of 20133212031242 in words is "twenty trillion, one hundred thirty-three billion, two hundred twelve million, thirty-one thousand, two hundred forty-two".